v2.16.48.2

WinMerge 2.16.48.2 Release Notes

• About This Release
• What Is New in 2.16.48.2
• What Is New in 2.16.48
• What Is New in 2.16.47 beta?
• Known issues

April 2025

About This Release

This is a WinMerge 2.16.48.2 stable release.
This release replaces earlier WinMerge stable releases as a recommended release.

Please submit bug reports to our bug-tracker.

What Is New in 2.16.48.2

Installer

• BugFix: Installing as "NT Authority/SYSTEM" does not work on some langauges. (#2752, #2758)

What Is New in 2.16.48

General

• BugFix: Setting the toolbar icons to "Extra Large" cannot save the settings.
  (#2748)
• FR: Add Ctrl+, keyboard shortcut to open Options dialog box (#2705)
• Update Merge.rc (PR #2711)

File compare

• BugFix: [BUG} Phantom line added when identical blocks of text pasted
  (#2702)
• BugFix: Fixed crash when quitting WinMerge while the search dialog is open
• Syntax/Pascal: Add initialization and finalization (PR #2719)
• Syntax/Pascal: Support multiline strings (PR #2720)

Folder compare

• BugFix: Unable to compare files with zero mtime using
  "Modified Date and Size" (#2714)
• BugFix: Windows7 Winmerge v2.16.46.0 crash prone
  (#1 WinMerge crashes after successfully deleting files.) (#2746)

Webpage compare

• BugFix: Fixed an issue where comparisons could fail when tab characters
  were present.
• BugFix: Fixed incorrect line wrapping in certain HTML elements.
• BugFix: Fixed an issue where differences within <pre> elements could appear
  concatenated instead of on separate lines.

Plugins

• BugFix: ApacheTika and PlantUML plugins: Fixed issue where no error message
  was displayed when execution failed (#715)
• BugFix: ApacheTika plugin: Fixed failure to run when the filename contained
  non-alphanumeric characters (now uses the short filename instead) (#715)
• AIConvertText plugin: Added models gpt-4.1, gpt-4.1-mini, and gpt-4.1-nano

Translations

• Translation updates:
  • Brazilian (PR #2706,#2715,#2726)
  • Chinese Simplified (PR #2710,#2730)
  • Corsican (PR #2722)
  • French (PR #2716)
  • Hungarian (PR #2703,#2713,#2724)
  • Italian (PR #2704,#2723,#2737)
  • Japanese
  • Lithuanian (PR #2708)

What Is New in 2.16.47 Beta

General

• BugFix: /inifile won't work with root directory (#2635)
• BugFix: "Another application has updated" message when window is deactivated
  (#2668)
• Reduced flickering of title bar buttons and the status bar.
• Rewrite English.pot, add JXL image extension (PR #2682)
• Add Output Pane for Logs and Messages (PR #2663)

File compare

• BugFix: Fixed an issue where $ in regular expressions in Substitution filters
  didn't work correctly with "Ignore carriage return differences" enabled.
  (#2640)
• BugFix: Syntax highlighting of Python multiline strings failed on lines > 1
  (#2643)
• BugFix: Fixed an issue where "&" appeared as an underline in the status bar
  when using both Unpacker and Prediffer plugins.
• BugFix: Sync Codepage Settings on Options and Diff Window (#2678)
• Update C syntax highlighting keyword list. (PR #2669)

Image compare

• Rewrite English.pot, add JXL image extension (PR #2682)

Options dialog

• BugFix: Fixed an issue where ShellExtensionU.dll was not properly
  unregistered when clicking the Unregister shell extension button in the
  Shell Integration options. (#2419)
• Modify the "Options (Compare > Image)" dialog. (PR #2655)

Color schemes

• Add Visual Studio Dark color scheme (PR #2634)
• Twilight - new dark theme (PR #2694)

Installer

• BugFix: Context menu not working if installed from non-elevated (non admin)
  user on win 10 x64 (#2638) (PR #2639)

Manual

• Help pages -> Appendix A. Shortcut keys (#2659)

Translations

• Translation updates:
  • Brazilian (PR #2675,#2688,#2697)
  • Chinese Simplified (PR #2700)
  • Corsican (PR #2632,#2676)
  • Hebrew (PR #2673)
  • Italian (PR #2689,#2689)
  • Japanese
  • Polish (PR #2671)
  • Portuguese (PR #2650,#2695)
  • Swedish (PR #2679)
  • Turkish (PR #2636)

Internals

• BugFix: Fix build in VS2022 17.13.0 (PR #2645)
• BugFix: Use zopflipng to reduce size of splash.png (PR #2646)
• README major update, Twilight theme minor edit (PR #2696)

Known issues

• Pressing OK in the Options window while the INI file specified by /inifile is open for comparison in WinMerge may corrupt the file. (#2685)
• Suggestion to make the result of image comparison more reliable (#1391)
• Crashes when comparing large files (#325)
• Very slow to compare significantly different directories (#322)
• Vertical scrollbar breaks after pasting text (#296)

---

What's Changed

• Update Corsican translation for 2.16.47 by @Patriccollu in #2632

• Add Visual Studio Dark color scheme by @rkodey in #2634

• Turkish translation update 2.16.46 by @kayazeren in #2636

• Fix issue #2638: Context menu not working if installed from non-elevated (non admin) user on win 10 x64 by @sdottaka in #2639

• Fix build in VS2022 17.13.0 by @CharlesMengCA in #2645

• Use zopflipng to reduce size of splash.png by @CharlesMengCA in #2646

• Update Portuguese.po by @hugok79 in #2650

• Modify the "Options (Compare > Image)" dialog. by @tjmprm77 in #2655

• Update C syntax highlighting keyword list. by @tjmprm77 in #2669

• Fix typo in Polish translation by @kkarbowiak in #2671

• Hebrew Translation Added by @Y-PLONI in #2673

• Update Brazilian.islu by @Marcellomco in #2675

• Update corsican.islu for 2.16.47 by @Patriccollu in #2676

• Hans Eriksson updated the Swedish translation by @gerundt in #2679

• Rewrite English.pot, add JXL image extension by @dcog989 in #2682

• Update Brazilian.po by @Marcellomco in #2688

• Italian language update by @bovirus in #2689

• Update Portuguese.po by @hugok79 in #2695

• Twilight - new dark theme by @dcog989 in #2694

• README major update, Twilight theme minor edit by @dcog989 in #2696

• Update Brazilian.po by @Marcellomco in #2697

• update zh-cn translation by @yingang in #2700

• Add Output Pane for Logs and Messages by @sdottaka in #2663

• Update Hungarian.po by @efi99 in #2703

• Italian language update by @bovirus in #2704

• Update Brazilian.po by @Marcellomco in #2706

• Update of Lithuanian translation by @Tichij in #2708

• update zh-cn translation by @yingang in #2710

• Update Merge.rc by @dcog989 in #2711

• Update Hungarian.po by @efi99 in #2713

• Update Brazilian.po by @Marcellomco in #2715

• Update French.po by @slolo2000 in #2716

• Update Russian.po by @Timon34 in #2718

• Syntax/Pascal: Add initialization and finalization by @baka0815 in #2719

• Syntax/Pascal: Support multiline strings by @baka0815 in #2720

• Update Corsican translation for 2.16.48 by @Patriccollu in #2722

• Itlian language update by @bovirus in #2723

• Update Hungarian.po by @efi99 in #2724

• Update Brazilian.po by @Marcellomco in #2726

• Update of Lithuanian translation by @Tichij in #2728

• update zh-cn translation by @yingang in #2730

• Italian language update by @bovirus in #2737

• Syntax/Pascal: Support multiline strings by @baka0815 in #2731

New Contributors

• @rkodey made their first contribution in #2634
• @kkarbowiak made their first contribution in #2671
• @Y-PLONI made their first contribution in #2673
• @dcog989 made their first contribution in #2682

Full Changelog: v2.16.46...v2.16.48.2