Issues

• makeEwsRequestAsync always fails with 9020 (GenericResponseError) on new Outlook for Mac with Exchange on-premises

  Needs: triage 🔍
  OfficeDev/office-js#7032 · Filter by author siddhant-jain-seclore opened on Oct 27, 2026

• New onecdn office.js sets Office.context to undefined (instead of {}) when no Office host is present

  Needs: triage 🔍regression
  OfficeDev/office-js#7031 · Filter by author nagireddyHarika5422 opened on Oct 27, 2026
  1

• [Outlook][Docs] Document that AppointmentForm.body is rendered as HTML, and its size limit

  Area: OutlookNew Outlook
  OfficeDev/office-js#7030 · Filter by author conner-yang opened on Oct 26, 2026
  

• [Outlook][Windows classic] Task pane opened with no item selected never rebinds mailbox.item; after a selection every display*Form call fails with 5001 for the session

  Area: OutlookNew Outlook
  OfficeDev/office-js#7029 · Filter by author conner-yang opened on Oct 26, 2026
  

• Custom functions return "#Value!" when read from Named Items

  Area: custom functionsArea: ExcelNeeds: attention 👋
  OfficeDev/office-js#7028 · Filter by author Matt-Puentes opened on Oct 26, 2026
  3

  

• Custom functions with a custom enum fail to install in a second workbook ("One or more add-ins failed to install custom functions")

  Area: custom functionsArea: ExcelStatus: under investigation
  OfficeDev/office-js#7027 · Filter by author dev20260320 opened on Oct 26, 2026
  1

  

• Mac: displayDialogAsync dialog stays in front of all other applications, hiding windows opened with openBrowserWindow

  Area: PowerPointArea: WordNeeds: triage 🔍
  OfficeDev/office-js#7026 · Filter by author elkinweta opened on Oct 24, 2026
  2

• Integrated apps: deploying a custom add-in to "Everyone" fails with 400 because UploadAddIn sends "LimitedAvailability": null

  Area: WordNeeds: attention 👋
  OfficeDev/office-js#7025 · Filter by author shiyuanzhao-lf opened on Oct 24, 2026
  3

  

• Unified manifest: appointmentSending event causes softBlock error in classic Outlook - event bundle never cached

  Area: OutlookNew Outlook
  OfficeDev/office-js#7024 · Filter by author randombyte-git opened on Oct 23, 2026
  

• Word Document Closes Unexpectedly After Inserting a Waterfall Chart Using insertOoxml

  Area: WordNeeds: attention 👋
  OfficeDev/office-js#7023 · Filter by author Kinjal1602 opened on Oct 23, 2026
  3

  

• [Word on the web] Long table in a content control starts on the next page in editing view; print preview and desktop split it

  Area: WordNeeds: attention 👋
  OfficeDev/office-js#7022 · Filter by author arunadocorto opened on Oct 22, 2026
  3

  

• [Outlook New] Changing the From address opens a new compose window that still shows the original From address

  Area: OutlookNew Outlook
  OfficeDev/office-js#7021 · Filter by author Inthrall opened on Oct 22, 2026
  

• New Outlook on macOS: Label/Supertip confusion in comparison with New Outlook for Windows / on the web

  Area: OutlookMac
  OfficeDev/office-js#7019 · Filter by author dhoelzl opened on Oct 22, 2026
  

• New Outlook on macOS: Reloading task pane causes Office.onReady to not being called

  Area: OutlookMac
  OfficeDev/office-js#7018 · Filter by author dhoelzl opened on Oct 22, 2026
  

• Outlook: Register the online-meeting template for WhatsApp

  Area: Outlook
  OfficeDev/office-js#7017 · Filter by author seshrs opened on Oct 21, 2026
  

• PowerPoint Online: context.sync() never resolves or rejects after exportAsBase64Presentation() on large presentations (~4MB+)

  Area: PowerPoint
  OfficeDev/office-js#7015 · Filter by author tranhuyentran23 opened on Oct 21, 2026
  1

  

• insertWorksheetsFromBase64: an inserted what-if data table crashes Excel when one of its inputs changes

  Area: ExcelStatus: under investigation
  OfficeDev/office-js#7014 · Filter by author atlipall opened on Oct 16, 2026
  2

  

• Unable to reset the color of a Word ContentControl

  Area: Word
  OfficeDev/office-js#7012 · Filter by author buurned opened on Oct 16, 2026
  1

  

• [Outlook classic on Windows] OnMessageSend handler (Smart Alerts) is not invoked for centrally deployed add-in; generic "unavailable" dialog shown

  Area: Centralized DeploymentArea: Outlook
  OfficeDev/office-js#7010 · Filter by author cappsicum89 opened on Oct 14, 2026
  2

  

• [Outlook on the web] getAllInternetHeadersAsync on a LoadedMessageRead throws in OWA and never calls back; item stays loaded so later loadItemByIdAsync fails with 9049

  Area: Outlook
  OfficeDev/office-js#7009 · Filter by author coreystanford opened on Oct 14, 2026
  1

  

• Excel crashes when activating a worksheet, deleting another, and selecting a cell in one batch

  Area: ExcelStatus: under investigation
  OfficeDev/office-js#7008 · Filter by author Dykam opened on Oct 13, 2026
  2

  

• Undo breaks after inserting into a textbox that is then deleted

  Area: WordNeeds: attention 👋
  OfficeDev/office-js#7007 · Filter by author JackSteel97 opened on Oct 13, 2026
  2

  

• Excel on the web: Store-installed add-in blank after page refresh (personal account), sideload works

  Area: ExcelNeeds: attention 👋
  OfficeDev/office-js#7006 · Filter by author nkolarevic opened on Oct 13, 2026
  2

  

• LOB add-in manifest update (On-Send → Smart Alerts) not picked up by running clients; no admin-side way to force refresh — new Outlook for Mac + OWA

  Area: OutlookNeeds: attention 👋Type: product bug
  OfficeDev/office-js#7005 · Filter by author cappsicum89 opened on Oct 13, 2026
  

• Classic Outlook on Windows: SoftBlock Smart Alerts add-in that can't load blocks the send ("timed out", Don't Send only) instead of offering Send Anyway / Try Later

  Area: Outlook
  OfficeDev/office-js#7004 · Filter by author recipientguard opened on Oct 13, 2026