diff --git a/apps/client/src/common/api/ontimeApi.ts b/apps/client/src/common/api/ontimeApi.ts
index edf306862..ccd7388cb 100644
--- a/apps/client/src/common/api/ontimeApi.ts
+++ b/apps/client/src/common/api/ontimeApi.ts
@@ -9,7 +9,6 @@ import {
   OscSubscription,
   ProjectData,
   Settings,
-  SheetState,
   UserFields,
   ViewSettings,
 } from 'ontime-types';
@@ -248,14 +247,13 @@ export async function postNew(initialData: Partial<ProjectData>) {
 }
 
 /**
- * @description sheet Client File
- * @return {Promise}
+ * @description STEP 1
  */
 export const uploadSheetClientFile = async (file: File) => {
   const formData = new FormData();
   formData.append('userFile', file);
   const res = await axios
-    .post(`${ontimeURL}/sheet-clientsecrect`, formData, {
+    .post(`${ontimeURL}/sheet/clientsecrect`, formData, {
       headers: {
         'Content-Type': 'multipart/form-data',
       },
@@ -264,11 +262,50 @@ export const uploadSheetClientFile = async (file: File) => {
   return res;
 };
 
-export const getSheetsAuthUrl = async () => {
-  const response = await axios.get(`${ontimeURL}/sheet-authurl`);
+/**
+ * @description STEP 1 test
+ */
+export const getClientSecrect = async () => {
+  const response = await axios.get(`${ontimeURL}/sheet/clientsecrect`);
   return response.data;
 };
 
+/**
+ * @description STEP 2
+ */
+export const getSheetsAuthUrl = async () => {
+  const response = await axios.get(`${ontimeURL}/sheet/authentication/url`);
+  return response.data;
+};
+
+/**
+ * @description STEP 2 test
+ */
+export const getAuthentication = async () => {
+  const response = await axios.get(`${ontimeURL}/sheet/authentication`);
+  return response.data;
+};
+
+/**
+ * @description STEP 3
+ * @returns worksheetOptions
+ */
+export const postId = async (id: string) => {
+  const response = await axios.post(`${ontimeURL}/sheet/id`, { id });
+  return response.data;
+};
+
+/**
+ * @description STEP 4
+ */
+export const postWorksheet = async (id: string, worksheet: string) => {
+  const response = await axios.post(`${ontimeURL}/sheet/worksheet`, { id, worksheet });
+  return response.data;
+};
+
+/**
+ * @description STEP 5
+ */
 export const postPreviewSheet = async (id: string, worksheet: string) => {
   const response = await axios.post(`${ontimeURL}/sheet-preview`, {
     id,
@@ -277,6 +314,9 @@ export const postPreviewSheet = async (id: string, worksheet: string) => {
   return response.data.data;
 };
 
+/**
+ * @description STEP 5
+ */
 export const postPushSheet = async (id: string, worksheet: string) => {
   const response = await axios.post(`${ontimeURL}/sheet-push`, {
     id,
@@ -284,15 +324,3 @@ export const postPushSheet = async (id: string, worksheet: string) => {
   });
   return response.data.data;
 };
-
-/**
- * @description HTTP request to retrieve sheets state
- * @return {Promise}
- */
-export const getSheetState = async (id: string, worksheet: string): Promise<SheetState> => {
-  const response = await axios.post(`${ontimeURL}/sheet-state`, {
-    id,
-    worksheet,
-  });
-  return response.data;
-};
diff --git a/apps/client/src/features/modals/sheets-modal/SheetsModal.tsx b/apps/client/src/features/modals/sheets-modal/SheetsModal.tsx
index 5c7bbdbe0..e2f830997 100644
--- a/apps/client/src/features/modals/sheets-modal/SheetsModal.tsx
+++ b/apps/client/src/features/modals/sheets-modal/SheetsModal.tsx
@@ -17,16 +17,19 @@ import {
   Select,
 } from '@chakra-ui/react';
 import { useQueryClient } from '@tanstack/react-query';
-import { OntimeRundown, ProjectData, SheetState, UserFields } from 'ontime-types';
+import { OntimeRundown, ProjectData, UserFields } from 'ontime-types';
 
 import { PROJECT_DATA, RUNDOWN, USERFIELDS } from '../../../common/api/apiConstants';
 import { maybeAxiosError } from '../../../common/api/apiUtils';
 import {
+  getAuthentication,
+  getClientSecrect,
   getSheetsAuthUrl,
-  getSheetState,
   patchData,
+  postId,
   postPreviewSheet,
   postPushSheet,
+  postWorksheet,
   uploadSheetClientFile,
 } from '../../../common/api/ontimeApi';
 import { projectDataPlaceholder } from '../../../common/models/ProjectData';
@@ -51,25 +54,27 @@ export default function SheetsModal(props: SheetsModalProps) {
   const [userFields, setUserFields] = useState<UserFields | null>(null);
   const [project, setProject] = useState<ProjectData | null>(null);
 
+  const [id, setSheetId] = useState('');
+  const [worksheet, setWorksheet] = useState('');
+  const [worksheetOptions, setWorksheetOptions] = useState(new Array<string>());
+
   const fileInputRef = useRef<HTMLInputElement>(null);
-  const sheetRef = useRef<HTMLInputElement>(null);
-  const worksheetRef = useRef<HTMLSelectElement>(null);
 
-  const [errors, setErrors] = useState({
-    clientSecret: '',
-    authenticate: '',
-    sheetId: '',
-    worksheet: '',
-    pullPush: '',
+  const [state, setState] = useState({
+    clientSecret: { complet: false, message: '' },
+    authenticate: { complet: false, message: '' },
+    id: { complet: false, message: '' },
+    worksheet: { complet: false, message: '' },
+    pullPush: { complet: false, message: '' },
   });
 
-  const [sheetState, setState] = useState<SheetState>({
-    secret: false,
-    auth: false,
-    id: false,
-    worksheet: false,
-    worksheetOptions: [],
-  });
+  useEffect(() => {
+    if (isOpen) {
+      testClientSecrect();
+      if (state.clientSecret.complet) testAuthentication();
+      if (state.authenticate.complet) testSheetId();
+    }
+  }, []);
 
   const handleClose = () => {
     setRundown(null);
@@ -78,66 +83,127 @@ export default function SheetsModal(props: SheetsModalProps) {
     onClose();
   };
 
+  //SETP-1 Upload Client ID
   const handleClick = () => {
     fileInputRef.current?.click();
   };
 
-  const updateSheetState = () => {
-    const currentSheetId = sheetRef.current?.value ?? '';
-    const currentWorksheet = worksheetRef.current?.value ?? '';
-    return getSheetState(currentSheetId, currentWorksheet).then((data) => setState(data));
-  };
-
-  const testId = () => {
-    const currentSheetId = sheetRef.current?.value ?? '';
-    const currentWorksheet = worksheetRef.current?.value ?? '';
-    getSheetState(currentSheetId, currentWorksheet)
-      .then((data) => setState(data))
-      .catch((err) => {
-        const message = maybeAxiosError(err);
-        setErrors({ ...errors, sheetId: message });
-      });
-  };
-
   const handleFile = (event: ChangeEvent<HTMLInputElement>) => {
     if (!event.target.files?.length) {
-      setErrors({ ...errors, clientSecret: 'Missing file' });
+      setState({
+        clientSecret: { complet: false, message: 'Missing file' },
+        authenticate: { complet: false, message: '' },
+        id: { complet: false, message: '' },
+        worksheet: { complet: false, message: '' },
+        pullPush: { complet: false, message: '' },
+      });
       return;
     }
-
     const selectedFile = event.target.files[0];
     uploadSheetClientFile(selectedFile)
       .then(() => {
-        setErrors({ ...errors, clientSecret: '' });
+        setState({ ...state, clientSecret: { complet: true, message: '' } });
       })
       .catch((err) => {
-        if (err.response.data.message) {
-          setErrors({ ...errors, clientSecret: err.response.data.message });
-        }
+        const message = maybeAxiosError(err);
+        setState({
+          clientSecret: { complet: false, message },
+          authenticate: { complet: false, message: '' },
+          id: { complet: false, message: '' },
+          worksheet: { complet: false, message: '' },
+          pullPush: { complet: false, message: '' },
+        });
       });
-    updateSheetState();
   };
 
-  useEffect(() => {
-    if (isOpen) {
-      updateSheetState();
-    }
-  }, [isOpen]);
+  const testClientSecrect = () => {
+    getClientSecrect()
+      .then(() => {
+        setState({ ...state, clientSecret: { complet: true, message: '' } });
+      })
+      .catch((err) => {
+        const message = maybeAxiosError(err);
+        setState({
+          clientSecret: { complet: false, message },
+          authenticate: { complet: false, message: '' },
+          id: { complet: false, message: '' },
+          worksheet: { complet: false, message: '' },
+          pullPush: { complet: false, message: '' },
+        });
+      });
+  };
 
+  //SETP-2 Authenticate
   const handleAuthenticate = () => {
     getSheetsAuthUrl()
       .then((data) => {
         openLink(data);
-        window.addEventListener('focus', () => updateSheetState(), { once: true });
+        window.addEventListener('focus', () => testAuthentication(), { once: true });
       })
       .catch((err) => {
         const message = maybeAxiosError(err);
-        setErrors({ ...errors, authenticate: message });
+        setState({
+          ...state,
+          authenticate: { complet: false, message },
+          id: { complet: false, message: '' },
+          worksheet: { complet: false, message: '' },
+          pullPush: { complet: false, message: '' },
+        });
       });
   };
 
+  const testAuthentication = () => {
+    getAuthentication()
+      .then(() => {
+        setState({ ...state, authenticate: { complet: true, message: '' } });
+      })
+      .catch((error) => {
+        const message = maybeAxiosError(error);
+        setState({
+          ...state,
+          authenticate: { complet: false, message },
+          id: { complet: false, message: '' },
+          worksheet: { complet: false, message: '' },
+          pullPush: { complet: false, message: '' },
+        });
+      });
+  };
+
+  //SETP-3 set sheet ID
+  const testSheetId = () => {
+    postId(id)
+      .then((data) => {
+        setState({ ...state, id: { complet: true, message: '' } });
+        setWorksheetOptions(data.worksheetOptions);
+      })
+      .catch((err) => {
+        const message = maybeAxiosError(err);
+        setState({
+          ...state,
+          id: { complet: false, message },
+          worksheet: { complet: false, message: '' },
+          pullPush: { complet: false, message: '' },
+        });
+        setWorksheetOptions([]);
+      });
+  };
+
+  //SETP-4 Select Worksheet
+  const testWorksheet = (value: string) => {
+    setWorksheet(value);
+    postWorksheet(id, worksheet)
+      .then(() => {
+        setState({ ...state, worksheet: { complet: true, message: '' } });
+      })
+      .catch((err) => {
+        const message = maybeAxiosError(err);
+        setState({ ...state, worksheet: { complet: false, message }, pullPush: { complet: false, message: '' } });
+      });
+  };
+
+  //SETP-5 Upload / Download
   const handlePullData = () => {
-    postPreviewSheet(sheetRef.current?.value ?? '', worksheetRef.current?.value ?? '').then((data) => {
+    postPreviewSheet(id, worksheet).then((data) => {
       setProject(data.project);
       setRundown(data.rundown);
       setUserFields(data.userFields);
@@ -145,13 +211,11 @@ export default function SheetsModal(props: SheetsModalProps) {
   };
 
   const handlePushData = () => {
-    const currentSheetId = sheetRef.current?.value ?? '';
-    const currentWorksheet = worksheetRef.current?.value ?? '';
-    postPushSheet(currentSheetId, currentWorksheet);
+    postPushSheet(id, worksheet);
   };
 
+  //GET preview
   const handleFinalise = async () => {
-    // this step is currently only used for excel files, after preview
     if (rundown && userFields && project) {
       let doClose = false;
       try {
@@ -165,8 +229,7 @@ export default function SheetsModal(props: SheetsModalProps) {
         doClose = true;
       } catch (error) {
         const message = maybeAxiosError(error);
-        console.log(message);
-        // setErrors(`Failed applying changes ${message}`);
+        console.error(message);
       } finally {
         if (doClose) {
           handleClose();
@@ -204,9 +267,9 @@ export default function SheetsModal(props: SheetsModalProps) {
             <>
               <Step
                 title='1 - Upload OAuth 2.0 Client ID'
-                completed={Boolean(sheetState?.secret)}
+                completed={state.clientSecret.complet}
                 disabled={false}
-                error={errors.clientSecret}
+                error={state.clientSecret.message}
               >
                 <Input
                   ref={fileInputRef}
@@ -216,43 +279,58 @@ export default function SheetsModal(props: SheetsModalProps) {
                   accept='.json'
                   data-testid='file-input'
                 />
-                <Button size='sm' variant='ontime-subtle-on-light' onClick={handleClick}>
-                  {sheetState?.secret ? 'Reupload Client ID' : 'Upload Client ID'}
-                </Button>
+                <div style={{ display: 'flex', gap: '1em' }}>
+                  <Button size='sm' variant='ontime-subtle-on-light' onClick={handleClick}>
+                    {state.clientSecret.complet ? 'Reupload Client ID' : 'Upload Client ID'}
+                  </Button>
+                  <Button size='sm' variant='ontime-ghosted-on-light' onClick={testClientSecrect}>
+                    Retry Client ID
+                  </Button>
+                </div>
               </Step>
 
               <Step
                 title='2 - Authenticate with Google'
-                completed={Boolean(sheetState?.auth)}
-                disabled={!sheetState?.secret}
-                error={errors.authenticate}
+                completed={state.authenticate.complet}
+                disabled={!state.clientSecret.complet}
+                error={state.authenticate.message}
               >
-                <Button
-                  size='sm'
-                  variant='ontime-subtle-on-light'
-                  onClick={handleAuthenticate}
-                  disabled={!sheetState?.secret}
-                >
-                  Authenticate
-                </Button>
+                <div style={{ display: 'flex', gap: '1em' }}>
+                  <Button
+                    size='sm'
+                    variant='ontime-subtle-on-light'
+                    onClick={handleAuthenticate}
+                    isDisabled={!state.clientSecret.complet}
+                  >
+                    Authenticate
+                  </Button>
+                  <Button
+                    size='sm'
+                    variant='ontime-ghosted-on-light'
+                    onClick={testAuthentication}
+                    isDisabled={!state.clientSecret.complet}
+                  >
+                    Retry Connection
+                  </Button>
+                </div>
               </Step>
 
               <Step
                 title='3 - Add Document ID'
-                completed={Boolean(sheetState?.id)}
-                disabled={!sheetState?.auth}
-                error={errors.sheetId}
+                completed={state.id.complet}
+                disabled={!state.authenticate.complet}
+                error={state.id.message}
               >
                 <HStack>
                   <Input
                     type='text'
-                    ref={sheetRef}
-                    id='sheetid'
                     size='sm'
                     variant='ontime-filled-on-light'
-                    disabled={!sheetState?.auth}
+                    disabled={!state.authenticate.complet}
+                    value={id}
+                    onChange={(event) => setSheetId(event.target.value)}
                   />
-                  <Button size='sm' variant='ontime-subtle-on-light' padding='0 2em' onClick={testId}>
+                  <Button size='sm' variant='ontime-subtle-on-light' padding='0 2em' onClick={testSheetId}>
                     Connect
                   </Button>
                 </HStack>
@@ -260,11 +338,17 @@ export default function SheetsModal(props: SheetsModalProps) {
 
               <Step
                 title='4 - Select Worksheet to import'
-                completed={Boolean(sheetState?.worksheet)}
-                disabled={sheetState?.worksheetOptions.length == 0}
+                completed={state.worksheet.complet}
+                disabled={worksheetOptions.length == 0}
               >
-                <Select ref={worksheetRef} size='sm' id='worksheet' disabled={sheetState?.worksheetOptions.length == 0}>
-                  {sheetState?.worksheetOptions?.map((value) => (
+                <Select
+                  size='sm'
+                  disabled={worksheetOptions.length == 0}
+                  placeholder='Select a worksheet'
+                  onChange={(event) => testWorksheet(event.target.value)}
+                  value={worksheet}
+                >
+                  {worksheetOptions.map((value) => (
                     <option key={value} value={value}>
                       {value}
                     </option>
@@ -272,10 +356,10 @@ export default function SheetsModal(props: SheetsModalProps) {
                 </Select>
               </Step>
 
-              <Step title='5 - Upload / Download rundown' completed={false} disabled={!sheetState?.worksheet}>
+              <Step title='5 - Upload / Download rundown' completed={false} disabled={!state.worksheet.complet}>
                 <div style={{ display: 'flex', gap: '1em' }}>
                   <Button
-                    disabled={!sheetState?.worksheet}
+                    disabled={!state.worksheet.complet}
                     variant='ontime-subtle-on-light'
                     padding='0 2em'
                     onClick={handlePushData}
@@ -283,7 +367,7 @@ export default function SheetsModal(props: SheetsModalProps) {
                     Upload
                   </Button>
                   <Button
-                    disabled={!sheetState?.worksheet}
+                    disabled={!state.worksheet.complet}
                     variant='ontime-subtle-on-light'
                     padding='0 2em'
                     onClick={handlePullData}
diff --git a/apps/client/src/features/modals/sheets-modal/Step.tsx b/apps/client/src/features/modals/sheets-modal/Step.tsx
index bf5c7c24e..28f16b219 100644
--- a/apps/client/src/features/modals/sheets-modal/Step.tsx
+++ b/apps/client/src/features/modals/sheets-modal/Step.tsx
@@ -1,4 +1,4 @@
-import { PropsWithChildren, useEffect, useState } from 'react';
+import { PropsWithChildren, useEffect, useMemo, useState } from 'react';
 import { IoCheckmarkCircle } from '@react-icons/all-files/io5/IoCheckmarkCircle';
 import { IoCloseCircle } from '@react-icons/all-files/io5/IoCloseCircle';
 import { IoRadioButtonOffOutline } from '@react-icons/all-files/io5/IoRadioButtonOffOutline';
@@ -18,6 +18,12 @@ export default function Step(props: PropsWithChildren<StepProps>) {
 
   const handleCollapse = () => setCollapsed((prev) => !prev);
 
+  const icon = useMemo(() => {
+    if (completed) return <IoCheckmarkCircle className={style.step} style={{ color: 'green' }} />;
+    if (error) return <IoCloseCircle className={style.step} style={{ color: 'red' }} />;
+    return <IoRadioButtonOffOutline className={style.step} />;
+  }, [completed, error]);
+
   useEffect(() => {
     if (completed) {
       setCollapsed(true);
@@ -27,13 +33,7 @@ export default function Step(props: PropsWithChildren<StepProps>) {
   return (
     <div className={style.wrapper}>
       <div className={style.header} onClick={handleCollapse}>
-        {completed ? (
-          <IoCheckmarkCircle className={style.step} style={{ color: 'green' }} />
-        ) : error ? (
-          <IoCloseCircle className={style.step} style={{ color: 'red' }} />
-        ) : (
-          <IoRadioButtonOffOutline className={style.step} />
-        )}
+        {icon}
         <span className={style.title}>{title}</span>
       </div>
       {!collapsed && (
diff --git a/apps/server/src/controllers/ontimeController.ts b/apps/server/src/controllers/ontimeController.ts
index 5faf87e6c..1291e2d5b 100644
--- a/apps/server/src/controllers/ontimeController.ts
+++ b/apps/server/src/controllers/ontimeController.ts
@@ -20,7 +20,7 @@ import { runtimeCacheStore } from '../stores/cachingStore.js';
 import { delayedRundownCacheKey } from '../services/rundown-service/delayedRundown.utils.js';
 import { integrationService } from '../services/integration-service/IntegrationService.js';
 
-import { Sheet } from '../utils/sheetsAuth.js';
+import { sheet } from '../utils/sheetsAuth.js';
 
 // Create controller for GET request to '/ontime/poll'
 // Returns data for current state
@@ -458,49 +458,19 @@ export const postNew: RequestHandler = async (req, res) => {
   }
 };
 
+//SHEET Functions
 /**
- * downloads and parses an sheet
+ * @description SETP-1 POST Client Secrect
  * @returns parsed result
  */
-export async function previewSheet(req, res) {
-  try {
-    const { id, worksheet } = req.body;
-    const data = await Sheet.pull(id, worksheet);
-    res.status(200).send(data);
-  } catch (error) {
-    res.status(500).send({ message: error.toString() });
-  }
-}
-
-/**
- * downloads and parses an sheet
- * @returns parsed result
- * @method POST
- */
-export async function pushSheet(req, res) {
-  try {
-    const { id, worksheet } = req.data;
-    await Sheet.push(id, worksheet);
-    res.status(200).send('ok');
-  } catch (error) {
-    res.status(500).send({ message: error.toString() });
-  }
-}
-
-/**
- * uploads Client secrets file
- * @returns parsed result
- * @method POST
- */
 export async function uploadSheetClientFile(req, res) {
   if (!req.file.path) {
     res.status(400).send({ message: 'File not found' });
     return;
   }
-
   try {
     const client = JSON.parse(fs.readFileSync(req.file.path as string, 'utf-8'));
-    await Sheet.saveClientSecrets(client);
+    await sheet.saveClientSecrets(client);
     res.status(200).send('OK');
   } catch (error) {
     res.status(500).send({ message: error.toString() });
@@ -511,12 +481,27 @@ export async function uploadSheetClientFile(req, res) {
 }
 
 /**
- * @returns link to sheet auth url
- * @method GET
+ * @description SETP-1 GET Client Secrect status
  */
-export async function sheetAuthUrl(req, res) {
+export const getClientSecrect = async (req, res) => {
   try {
-    const authUrl = await Sheet.openAuthServer();
+    const clientSecrectExists = await sheet.testClientSecrect();
+    if (clientSecrectExists) {
+      res.status(200).send();
+    } else {
+      res.status(500).send({ message: 'The Client ID does not exist' });
+    }
+  } catch (error) {
+    res.status(500).send({ message: error.toString() });
+  }
+};
+
+/**
+ * @description SETP-2 GET sheet authentication url
+ */
+export async function getAuthenticationUrl(req, res) {
+  try {
+    const authUrl = await sheet.openAuthServer();
     res.status(200).send(authUrl);
   } catch (error) {
     res.status(500).send({ message: error.toString() });
@@ -524,15 +509,70 @@ export async function sheetAuthUrl(req, res) {
 }
 
 /**
- * @description Get sheet state
- * @method POST
+ * @description SETP-2 GET sheet authentication status
  */
-export const getSheetState = async (req, res) => {
-  const { id, worksheet } = req.body;
+export const getAuthentication = async (req, res) => {
   try {
-    const state = await Sheet.getSheetState(id, worksheet);
+    await sheet.testAuthentication();
+    res.status(200).send();
+  } catch (error) {
+    res.status(500).send({ message: error.toString() });
+  }
+};
+
+/**
+ * @description SETP-3 POST sheet id
+ * @returns list of worksheets
+ */
+export const postId = async (req, res) => {
+  try {
+    const { id } = req.body;
+    if (id.lenght < 40) {
+      res.status(400).send({ message: 'ID is usualy 44 characters long' });
+    }
+    const state = await sheet.testSheetId(id);
     res.status(200).send(state);
   } catch (error) {
     res.status(500).send({ message: error.toString() });
   }
 };
+
+/**
+ * @description SETP-4 POST worksheet
+ */
+export const postWorksheet = async (req, res) => {
+  try {
+    const { worksheet, id } = req.body;
+    const state = await sheet.testWorksheet(worksheet, id);
+    res.status(200).send(state);
+  } catch (error) {
+    res.status(500).send({ message: error.toString() });
+  }
+};
+
+/**
+ * @description STEP-5 POST download undown to sheet
+ * @returns parsed result
+ */
+export async function previewSheet(req, res) {
+  try {
+    const { id, worksheet } = req.body;
+    const data = await sheet.pull(id, worksheet);
+    res.status(200).send(data);
+  } catch (error) {
+    res.status(500).send({ message: error.toString() });
+  }
+}
+
+/**
+ * @description STEP-5 POST upload rundown to sheet
+ */
+export async function pushSheet(req, res) {
+  try {
+    const { id, worksheet } = req.data;
+    await sheet.push(id, worksheet);
+    res.status(200).send();
+  } catch (error) {
+    res.status(500).send({ message: error.toString() });
+  }
+}
diff --git a/apps/server/src/controllers/ontimeController.validate.ts b/apps/server/src/controllers/ontimeController.validate.ts
index e61a55598..753e3078f 100644
--- a/apps/server/src/controllers/ontimeController.validate.ts
+++ b/apps/server/src/controllers/ontimeController.validate.ts
@@ -153,8 +153,16 @@ export const validatePatchProjectFile = [
   },
 ];
 
-//TODO: is thise correct
-export const validateSheetParams = [
+export const validateSheetid = [
+  body('id').exists().isString(),
+  (req, res, next) => {
+    const errors = validationResult(req);
+    if (!errors.isEmpty()) return res.status(422).json({ errors: errors.array() });
+    next();
+  },
+];
+
+export const validateWorksheet = [
   body('id').exists().isString(),
   body('worksheet').exists().isString(),
   (req, res, next) => {
diff --git a/apps/server/src/routes/ontimeRouter.ts b/apps/server/src/routes/ontimeRouter.ts
index e0cd93f1e..4f1280452 100644
--- a/apps/server/src/routes/ontimeRouter.ts
+++ b/apps/server/src/routes/ontimeRouter.ts
@@ -21,11 +21,13 @@ import {
   postViewSettings,
   previewExcel,
   postHTTP,
-  sheetAuthUrl,
+  getAuthenticationUrl,
   uploadSheetClientFile,
   previewSheet,
   pushSheet,
-  getSheetState,
+  postId,
+  getAuthentication,
+  getClientSecrect,
 } from '../controllers/ontimeController.js';
 
 import {
@@ -33,11 +35,12 @@ import {
   validateOSC,
   validatePatchProjectFile,
   validateSettings,
-  validateSheetParams,
   validateUserFields,
   viewValidator,
   validateHTTP,
   validateOscSubscription,
+  validateSheetid,
+  validateWorksheet,
 } from '../controllers/ontimeController.validate.js';
 import { projectSanitiser } from '../controllers/projectController.validate.js';
 
@@ -103,17 +106,23 @@ router.post('/http', validateHTTP, postHTTP);
 // create route between controller and '/ontime/new' endpoint
 router.post('/new', projectSanitiser, postNew);
 
-// create route between controller and '/ontime/sheet-client' endpoint
-router.post('/sheet-clientsecrect', uploadFile, uploadSheetClientFile);
 
-// create route between controller and '/ontime/sheet-authstatus' endpoint
-router.get('/sheet-authurl', sheetAuthUrl);
+//SETP-1
+router.post('/sheet/clientsecrect', uploadFile, uploadSheetClientFile);
+router.get('/sheet/clientsecrect', uploadFile, getClientSecrect);
 
-// create route between controller and '/ontime/preview-sheet' endpoint
-router.post('/sheet-preview', validateSheetParams, previewSheet);
+//SETP-2
+router.get('/sheet/authentication/url', getAuthenticationUrl);
+router.get('/sheet/authentication', getAuthentication);
 
-// create route between controller and '/ontime/preview-sheet' endpoint
-router.post('/sheet-push', validateSheetParams, pushSheet);
+//STEP-3
+router.post('/sheet/id', validateSheetid, postId);
 
-// create route between controller and '/ontime/sheet-state' endpoint
-router.post('/sheet-state', validateSheetParams, getSheetState);
+//STEP-4
+router.post('/sheet/worksheet', validateWorksheet, postId);
+
+//STEP-5 download and generate preview
+router.post('/sheet-preview', validateWorksheet, previewSheet);
+
+//STEP-5 upload
+router.post('/sheet-push', validateWorksheet, pushSheet);
diff --git a/apps/server/src/utils/sheetsAuth.ts b/apps/server/src/utils/sheetsAuth.ts
index 3e35a71ef..d9dc519d7 100644
--- a/apps/server/src/utils/sheetsAuth.ts
+++ b/apps/server/src/utils/sheetsAuth.ts
@@ -3,7 +3,7 @@ import { writeFile } from 'fs/promises';
 import { readFileSync } from 'fs';
 import { OAuth2Client } from 'google-auth-library';
 import http from 'http';
-import { DatabaseModel, SheetState, LogOrigin } from 'ontime-types';
+import { DatabaseModel, LogOrigin } from 'ontime-types';
 import { join } from 'path';
 import { URL } from 'url';
 import { logger } from '../classes/Logger.js';
@@ -18,13 +18,24 @@ type ResponseOK = {
   data: Partial<DatabaseModel>;
 };
 
-class sheet {
+class Sheet {
   private static client: null | OAuth2Client = null;
   private readonly scope = 'https://www.googleapis.com/auth/spreadsheets';
   private readonly sheetsFolder: string;
   private readonly clientSecretFile: string;
   private static clientSecret = null;
   private static authUrl: null | string = null;
+  private authServerTimeout;
+
+  private readonly requiredClientKeys = [
+    'client_id',
+    'project_id',
+    'auth_uri',
+    'token_uri',
+    'auth_provider_x509_cert_url',
+    'client_secret',
+    'redirect_uris',
+  ];
 
   constructor() {
     const appDataPath = getAppDataPath();
@@ -35,37 +46,194 @@ class sheet {
     this.clientSecretFile = join(this.sheetsFolder, 'client_secret.json');
     ensureDirectory(this.sheetsFolder);
     try {
-      sheet.clientSecret = JSON.parse(readFileSync(this.clientSecretFile, 'utf-8'));
+      const secrets = JSON.parse(readFileSync(this.clientSecretFile, 'utf-8'));
+      const isKeyMissing = this.requiredClientKeys.some((key) => !(key in secrets['installed']));
+      if (!isKeyMissing) {
+        Sheet.clientSecret = secrets;
+      }
     } catch (_) {
       /* empty - it is ok thet there is no clientSecret */
     }
   }
 
-  public async getSheetState(id: string, worksheet: string): Promise<SheetState> {
-    const state: SheetState = {
-      secret: false,
-      auth: false,
-      id: false,
-      worksheet: false,
-      worksheetOptions: [],
-    };
+  /**
+   * @description SETP 1 - saves secrets object to appdata path as client_secret.json
+   * @param {object} secrets
+   * @throws
+   */
+  public async saveClientSecrets(secrets: object) {
+    Sheet.client = null;
+    Sheet.authUrl = null;
+    Sheet.clientSecret = null;
 
-    state.secret = sheet.clientSecret !== null;
-    state.auth = sheet.client !== null;
-
-    if (id != '' && state.auth) {
-      const spreadsheets = await sheets({ version: 'v4', auth: sheet.client }).spreadsheets.get({
-        spreadsheetId: id,
-        includeGridData: false,
-      });
-      if (!spreadsheets || spreadsheets.status != 200) {
-        return state;
-      }
-      state.id = true;
-      state.worksheetOptions = spreadsheets.data.sheets.map((i) => i.properties.title);
-      state.worksheet = state.worksheetOptions.indexOf(worksheet) >= 0;
+    const isKeyMissing = this.requiredClientKeys.some((key) => !(key in secrets['installed']));
+    if (isKeyMissing) {
+      throw new Error('Client file is missing some keys');
+    }
+
+    await writeFile(this.clientSecretFile, JSON.stringify(secrets), 'utf-8').catch((err) => {
+      throw new Error(`Unable to save client file to disk ${err}`);
+    });
+    Sheet.clientSecret = secrets;
+  }
+
+  /**
+   * @description SETP 1 - test that the saved object is pressent
+   */
+  testClientSecrect() {
+    return Sheet.clientSecret !== null;
+  }
+
+  /**
+   * @description SETP 2 - create server to interact with th OAuth2 request
+   * @returns {Promise<string | null>} - returns url path serve on success
+   * @throws
+   */
+  async openAuthServer(): Promise<string | null> {
+    //TODO: this only works on local networks
+
+    // if the server is allready running retun it
+    if (Sheet.authUrl) {
+      clearTimeout(this.authServerTimeout);
+      this.authServerTimeout = setTimeout(
+        () => {
+          Sheet.authUrl = null;
+          server.unref;
+        },
+        2 * 60 * 1000,
+      );
+      return Sheet.authUrl;
+    }
+
+    // Check that Secret is valid
+    const keyFile = Sheet.clientSecret;
+    const keys = keyFile.installed || keyFile.web;
+    if (!keys.redirect_uris || keys.redirect_uris.length === 0) {
+      throw new Error('Sheet: Missing redirect URI');
+    }
+    const redirectUri = new URL(keys.redirect_uris[0]);
+    if (redirectUri.hostname !== 'localhost') {
+      throw new Error('Sheet: Invalid redirect URI');
+    }
+
+    // create an oAuth client to authorize the API call
+    const client = new OAuth2Client({
+      clientId: keys.client_id,
+      clientSecret: keys.client_secret,
+    });
+
+    // start the server that will recive the codes
+    const server = http.createServer(async (req, res) => {
+      try {
+        const serverUrl = new URL(req.url, 'http://localhost:3000');
+        if (serverUrl.pathname !== redirectUri.pathname) {
+          res.end('Invalid callback URL');
+          return;
+        }
+        const searchParams = serverUrl.searchParams;
+        if (searchParams.has('error')) {
+          res.end('Authorization rejected.');
+          logger.info(LogOrigin.Server, `Sheet: ${searchParams.get('error')}`);
+          return;
+        }
+        if (!searchParams.has('code')) {
+          res.end('No authentication code provided.');
+          logger.info(LogOrigin.Server, `Sheet: Cannot read authentication code`);
+          return;
+        }
+        const code = searchParams.get('code');
+        const { tokens } = await client.getToken({
+          code,
+          redirect_uri: redirectUri.toString(),
+        });
+        client.credentials = tokens;
+        Sheet.client = client;
+        res.end('Authentication successful! Please close this tab and return to OnTime.');
+        logger.info(LogOrigin.Server, `Sheet: Authentication successful`);
+      } catch (e) {
+        logger.error(LogOrigin.Server, `Sheet: ${e}`);
+      } finally {
+        server.close();
+      }
+    });
+    let listenPort = 3000;
+    if (keyFile.installed) {
+      // Use emphemeral port if not a web client
+      listenPort = 0;
+    } else if (redirectUri.port !== '') {
+      listenPort = Number(redirectUri.port);
+    }
+    //TODO: the server might not start correctly
+    server.listen(listenPort);
+    const address = server.address();
+    if (typeof address !== 'string') {
+      redirectUri.port = String(address.port);
+    }
+    // open the browser to the authorize url to start the workflow
+    const authorizeUrl = client.generateAuthUrl({
+      redirect_uri: redirectUri.toString(),
+      access_type: 'offline',
+      scope: this.scope,
+    });
+    Sheet.authUrl = authorizeUrl;
+    this.authServerTimeout = setTimeout(
+      () => {
+        Sheet.authUrl = null;
+        server.unref();
+      },
+      2 * 60 * 1000,
+    );
+    return authorizeUrl;
+  }
+
+  /**
+   * @description SETP 2 - test that the reciveed OAuth2 is still valid
+   * @throws
+   */
+  async testAuthentication() {
+    if (Sheet.client) {
+      const ref = await Sheet.client.refreshAccessToken();
+      if (ref.credentials.expiry_date > 10000) {
+        return true;
+      } else {
+        throw new Error('Unable to use accese token');
+      }
+    } else {
+      throw new Error('Unable to authenticate');
+    }
+  }
+
+  /**
+   * @description SETP 3 - test the given sheet id
+   * @throws
+   */
+  async testSheetId(id: string) {
+    const spreadsheets = await sheets({ version: 'v4', auth: Sheet.client }).spreadsheets.get({
+      spreadsheetId: id,
+      includeGridData: false,
+    });
+    if (spreadsheets.status != 200) {
+      throw new Error(spreadsheets.statusText);
+    }
+    return { worksheetOptions: spreadsheets.data.sheets.map((i) => i.properties.title) };
+  }
+
+  /**
+   * @description SETP 4 - test the given worksheet
+   * @throws
+   */
+  async testWorksheet(id: string, worksheet: string) {
+    const spreadsheets = await sheets({ version: 'v4', auth: Sheet.client }).spreadsheets.get({
+      spreadsheetId: id,
+      includeGridData: false,
+    });
+    if (spreadsheets.status != 200) {
+      throw new Error(spreadsheets.statusText);
+    }
+    const worksheetExist = spreadsheets.data.sheets.find((i) => i.properties.title === worksheet);
+    if (!worksheetExist) {
+      throw new Error('Unable to find worksheet');
     }
-    return state;
   }
 
   /**
@@ -76,7 +244,7 @@ class sheet {
    * @throws
    */
   private async exist(sheetId: string, worksheet: string): Promise<{ worksheetId: number; range: string }> {
-    const spreadsheets = await sheets({ version: 'v4', auth: sheet.client }).spreadsheets.get({
+    const spreadsheets = await sheets({ version: 'v4', auth: Sheet.client }).spreadsheets.get({
       spreadsheetId: sheetId,
     });
 
@@ -95,7 +263,7 @@ class sheet {
   }
 
   /**
-   * push rundown and project data to sheet
+   * @description SETP 5 - Upload the rundown to sheet
    * @param {string} id - id of the sheet https://docs.google.com/spreadsheets/d/[[spreadsheetId]]/edit#gid=0
    * @param {string} worksheet - the name of the worksheet containing ontime data
    * @throws
@@ -103,7 +271,7 @@ class sheet {
   public async push(id: string, worksheet: string) {
     const { worksheetId, range } = await this.exist(id, worksheet);
 
-    const rq = await sheets({ version: 'v4', auth: sheet.client }).spreadsheets.values.get({
+    const rq = await sheets({ version: 'v4', auth: Sheet.client }).spreadsheets.values.get({
       spreadsheetId: id,
       valueRenderOption: 'FORMATTED_VALUE',
       majorDimension: 'ROWS',
@@ -154,7 +322,7 @@ class sheet {
       //update project data
       updateRundown.push(cellRequenstFromProjectData(projectData, worksheetId, projectMetadata));
 
-      const writeResponds = await sheets({ version: 'v4', auth: sheet.client }).spreadsheets.batchUpdate({
+      const writeResponds = await sheets({ version: 'v4', auth: Sheet.client }).spreadsheets.batchUpdate({
         spreadsheetId: id,
         requestBody: {
           includeSpreadsheetInResponse: false,
@@ -174,7 +342,7 @@ class sheet {
   }
 
   /**
-   * pull rundown and project data to sheet
+   * @description SETP 5 - Downpload the rundown from sheet
    * @param {string} id - id of the sheet https://docs.google.com/spreadsheets/d/[[spreadsheetId]]/edit#gid=0
    * @param {string} worksheet - the name of the worksheet containing ontime data
    * @returns {Promise<Partial<ResponseOK>>}
@@ -185,7 +353,7 @@ class sheet {
 
     const res: Partial<ResponseOK> = {};
 
-    const rq = await sheets({ version: 'v4', auth: sheet.client }).spreadsheets.values.get({
+    const rq = await sheets({ version: 'v4', auth: Sheet.client }).spreadsheets.values.get({
       spreadsheetId: id,
       valueRenderOption: 'FORMATTED_VALUE',
       majorDimension: 'ROWS',
@@ -206,135 +374,6 @@ class sheet {
       throw new Error(`Sheet: read faild: ${rq.statusText}`);
     }
   }
-
-  /**
-   * saves secrets object to appdata path as client_secret.json
-   * @param {object} secrets
-   * @throws
-   */
-  public async saveClientSecrets(secrets: object) {
-    sheet.client = null;
-    sheet.authUrl = null;
-    sheet.clientSecret = null;
-    if (
-      !('client_id' in secrets['installed']) ||
-      !('project_id' in secrets['installed']) ||
-      !('auth_uri' in secrets['installed']) ||
-      !('token_uri' in secrets['installed']) ||
-      !('auth_provider_x509_cert_url' in secrets['installed']) ||
-      !('client_secret' in secrets['installed']) ||
-      !('redirect_uris' in secrets['installed'])
-    ) {
-      throw new Error('Sheet: Client secret is missing some keys');
-    }
-    await writeFile(this.clientSecretFile, JSON.stringify(secrets), 'utf-8').catch((err) =>
-      logger.error(LogOrigin.Server, `${err}`),
-    );
-    sheet.clientSecret = secrets;
-  }
-
-  private authServerTimeout;
-  /**
-   * create local Auth Server
-   * @returns {Promise<string | null>} - returns url path serve on success
-   * @throws
-   */
-  public async openAuthServer(): Promise<string | null> {
-    //TODO: this only works on local networks
-
-    // if the server is allready running retun it
-    if (sheet.authUrl) {
-      clearTimeout(this.authServerTimeout);
-      this.authServerTimeout = setTimeout(
-        () => {
-          sheet.authUrl = null;
-          server.unref;
-        },
-        2 * 60 * 1000,
-      );
-      return sheet.authUrl;
-    }
-
-    // Check that Secret is valid
-    const keyFile = sheet.clientSecret;
-    const keys = keyFile.installed || keyFile.web;
-    if (!keys.redirect_uris || keys.redirect_uris.length === 0) {
-      throw new Error('Sheet: Missing redirect URI');
-    }
-    const redirectUri = new URL(keys.redirect_uris[0]);
-    if (redirectUri.hostname !== 'localhost') {
-      throw new Error('Sheet: Invalid redirect URI');
-    }
-
-    // create an oAuth client to authorize the API call
-    const client = new OAuth2Client({
-      clientId: keys.client_id,
-      clientSecret: keys.client_secret,
-    });
-
-    // start the server that will recive the codes
-    const server = http.createServer(async (req, res) => {
-      try {
-        const serverUrl = new URL(req.url, 'http://localhost:3000');
-        if (serverUrl.pathname !== redirectUri.pathname) {
-          res.end('Invalid callback URL');
-          return;
-        }
-        const searchParams = serverUrl.searchParams;
-        if (searchParams.has('error')) {
-          res.end('Authorization rejected.');
-          logger.info(LogOrigin.Server, `Sheet: ${searchParams.get('error')}`);
-          return;
-        }
-        if (!searchParams.has('code')) {
-          res.end('No authentication code provided.');
-          logger.info(LogOrigin.Server, `Sheet: Cannot read authentication code`);
-          return;
-        }
-        const code = searchParams.get('code');
-        const { tokens } = await client.getToken({
-          code,
-          redirect_uri: redirectUri.toString(),
-        });
-        client.credentials = tokens;
-        sheet.client = client;
-        res.end('Authentication successful! Please close this tab and return to OnTime.');
-        logger.info(LogOrigin.Server, `Sheet: Authentication successful`);
-      } catch (e) {
-        logger.error(LogOrigin.Server, `Sheet: ${e}`);
-      } finally {
-        server.close();
-      }
-    });
-    let listenPort = 3000;
-    if (keyFile.installed) {
-      // Use emphemeral port if not a web client
-      listenPort = 0;
-    } else if (redirectUri.port !== '') {
-      listenPort = Number(redirectUri.port);
-    }
-    //TODO: the server might not start correctly
-    server.listen(listenPort);
-    const address = server.address();
-    if (typeof address !== 'string') {
-      redirectUri.port = String(address.port);
-    }
-    // open the browser to the authorize url to start the workflow
-    const authorizeUrl = client.generateAuthUrl({
-      redirect_uri: redirectUri.toString(),
-      access_type: 'offline',
-      scope: this.scope,
-    });
-    sheet.authUrl = authorizeUrl;
-    this.authServerTimeout = setTimeout(
-      () => {
-        sheet.authUrl = null;
-        server.unref();
-      },
-      2 * 60 * 1000,
-    );
-    return authorizeUrl;
-  }
 }
 
-export const Sheet = new sheet();
+export const sheet = new Sheet();
diff --git a/packages/types/src/definitions/core/Sheet.type.ts b/packages/types/src/definitions/core/Sheet.type.ts
deleted file mode 100644
index 165cbfc0d..000000000
--- a/packages/types/src/definitions/core/Sheet.type.ts
+++ /dev/null
@@ -1,7 +0,0 @@
-export type SheetState = {
-  secret: boolean;
-  auth: boolean;
-  id: boolean;
-  worksheet: boolean;
-  worksheetOptions: string[];
-} | null;
diff --git a/packages/types/src/index.ts b/packages/types/src/index.ts
index a7d49e82e..d0b5ef704 100644
--- a/packages/types/src/index.ts
+++ b/packages/types/src/index.ts
@@ -37,9 +37,6 @@ export type { OSCSettings, OscSubscription, OscSubscriptionOptions } from './def
 // ---> HTTP
 export type { HttpSettings, HttpSubscription, HttpSubscriptionOptions } from './definitions/core/HttpSettings.type.js';
 
-// ---> Sheet
-export type { SheetState } from './definitions/core/Sheet.type.js';
-
 // SERVER RESPONSES
 export type { NetworkInterface, GetInfo } from './api/ontime-controller/BackendResponse.type.js';
 export type { GetRundownCached } from './api/rundown-controller/BackendResponse.type.js';