Issues

• Spreadsheet resets the formatting and deletes borders upon filling

  ONLYOFFICE/DocumentServer#3872 · Filter by author Turab opened on Nov 2, 2026

• Spreadsheet plugin API: FormatAsTable over a cell with a hyperlink breaks that cell's format getters ("Cannot read properties of null (reading 'c')")

  waiting feedback
  ONLYOFFICE/DocumentServer#3870 · Filter by author Piggidragon opened on Nov 1, 2026
  1

  

• Spreadsheet plugin API: ApiValidation SetErrorMessage, SetErrorTitle and SetInputMessage have no effect in the editor

  confirmed-bug
  ONLYOFFICE/DocumentServer#3869 · Filter by author Piggidragon opened on Nov 1, 2026
  1

• REF field: \t switch ignored — cross-reference to a numbered paragraph returns "Article 2" instead of "2"

  ONLYOFFICE/DocumentServer#3868 · Filter by author boudahatarek-code opened on Nov 1, 2026
  

• Spreadsheet co-editing: a row inserted above a cell another user is typing in puts their entry one row off and their editor shows the cell empty

  ONLYOFFICE/DocumentServer#3867 · Filter by author Piggidragon opened on Nov 1, 2026
  

• XLSX open error when theme1.xml uses a default namespace instead of the a: prefix

  confirmed-bug
  ONLYOFFICE/DocumentServer#3871 · Filter by author schwanky0 opened on Oct 29, 2026
  1

• DOCX to PDF conversion never finishes (x2t hangs) on a floating table with negative w:tblpY

  confirmed-bug
  ONLYOFFICE/DocumentServer#3856 · Filter by author dzhusi opened on Oct 28, 2026
  1

• Editor hangs on load when a browser wallet extension (MetaMask etc.) is installed: "Mismatched anonymous define() module"

  ONLYOFFICE/DocumentServer#3855 · Filter by author BorodaDmitrix opened on Oct 27, 2026
  

• [DE] 10.0.0: tracked changes are not shown in view mode with customization.review.reviewDisplay "markup"

  confirmed-bug
  ONLYOFFICE/DocumentServer#3853 · Filter by author Aster-G-Wang-RSP opened on Oct 27, 2026
  2

• Allow editing and printing in read-only mode with forced "Save As" / forced copy

  ONLYOFFICE/DocumentServer#3852 · Filter by author leNique opened on Oct 27, 2026
  

• Paste options missing

  feature request
  Feature

  ONLYOFFICE/DocumentServer#3860 · Filter by author candideu opened on Oct 27, 2026
  2

• DOCX document corruption of hidden text and tables after modification and export through OnlyOffice server

  ONLYOFFICE/DocumentServer#3849 · Filter by author paulusmaximus31 opened on Oct 26, 2026
  

• DocumentServer 10.0.0-169: onCursor TypeError during Nextcloud spreadsheet editing

  ONLYOFFICE/DocumentServer#3848 · Filter by author piiskop opened on Oct 24, 2026
  2

  

• Spreadsheet: date entered without year (e.g. 10/8) is displayed as "8-10" in Korean (ko-KR) locale

  confirmed-bug
  ONLYOFFICE/DocumentServer#3847 · Filter by author xrp2nd-sketch opened on Oct 24, 2026
  1

• Plugin Manager update does not change a bind-mounted plugin's files

  question
  ONLYOFFICE/DocumentServer#3846 · Filter by author ovizii opened on Oct 23, 2026
  1

  

• Out-of-range w:sz (above Word's 1638pt max) is applied literally — a numbering level with w:sz="18196" turns a 1-page document into 21 pages

  ONLYOFFICE/DocumentServer#3845 · Filter by author rubinsh opened on Oct 23, 2026
  1

  

• ONLYOFFICE PDF Viewer incorrectly renders existing PDF Ink annotations that use the /Multiply blend mode in their appearance streams.

  confirmed-bug
  ONLYOFFICE/DocumentServer#3844 · Filter by author danildenha opened on Oct 23, 2026
  1

• Spreadsheet: custom date format DD.MM.YYYY is displayed with commas when regional settings are Russian

  confirmed-bug
  ONLYOFFICE/DocumentServer#3866 · Filter by author chilango74 opened on Oct 22, 2026
  1

• Cannot change the colour of bullets in slides

  confirmed-bug
  Bug

  ONLYOFFICE/DocumentServer#3850 · Filter by author candideu opened on Oct 20, 2026
  1

• [Bug] Spreadsheet font and cell alignment are intermittently reset when editing in ONLYOFFICE Docs 10.0.0.1

  confirmed-bug
  ONLYOFFICE/DocumentServer#3837 · Filter by author dog7350 opened on Oct 20, 2026
  2

• [Feature Request] Centralized default fonts and formatting styles across all ONLYOFFICE editors

  ONLYOFFICE/DocumentServer#3836 · Filter by author dog7350 opened on Oct 20, 2026
  

• Significant performance regression in Document Server v10.0 compared to v9.4 when opening large Word documents

  ONLYOFFICE/DocumentServer#3834 · Filter by author LLS102 opened on Oct 20, 2026
  4

  

• Please add spellchecking dictionary for Persian (Farsi) language

  feature request
  Feature

  ONLYOFFICE/DocumentServer#3851 · Filter by author TheBlueQuasar opened on Oct 19, 2026
  1

• Cursor jumps to the end when editing long text in the formula bar

  confirmed-bug
  ONLYOFFICE/DocumentServer#3873 · Filter by author lisafang916-art opened on Oct 17, 2026
  2

• Spreadsheet header and footer are placed at an arbitrary distance from the edge and unaffected by the margin

  ONLYOFFICE/DocumentServer#3831 · Filter by author JFrickelton opened on Oct 15, 2026