# WinMerge 2.16.21 Beta Release Notes

- About This Release
- What Is New in 2.16.21 beta?
- Known issues

June 2022

## About This Release

This is a WinMerge beta release which is meant for preview the current state of WinMerge development. This release is not recommended for the production.

Please submit bug reports to our bug-tracker.

## What Is New in 2.16.21 Beta

### General

- In windows 11 i have error 78 sidebyside with the winmerge manifest (#1312)

### File compare

- BugFix: Copy left/right different behavior (#1334)
- BugFix: Line difference coloring in “Word-level” mode does not work correctly for Cyrillic-based languages (#1362)
- BugFix: Syntax highlighting: SQL comments (#1354)
- Request for updating code: a new language(ABAP) in "syntax highlighting" (PR #1340)
- Added "none" diff algorithm
- Enable mouse wheel scrolling on the location pane.
- Backup files: Misleading error message when file cannot be written (#1326)

### Binary compare

- Allow the "Split Vertically" menu item to be unchecked.

### Image compare

- BugFix: Fix an issue where the pane was split vertically the next time the window was displayed, even though the "Split Vertically" menu item was unchecked.
- Make patience and histogram diff algorithm selectable.

### Webpage compare

- BugFix: Fix text disappearing when pressing the 'K' key in the address bar
- BugFix: Fix an issue where the pane was split vertically the next time the window was displayed, even though the "Split Vertically" menu item was unchecked.
- ResourceTree compare: Set the last-modified date and time in resource files
- Added Ctrl+L keyboard shortcut

### Folder compare

- BugFix: Alt/Shift key highlighting issue not resetting start point from move. (#1335)
- BugFix: Refresh Selected Marks Unscanned Folders as Identical (#1349)
- BugFix: Make the file name refreshed to detect case changes when running "Refresh Selected". (PR #1358)
- BugFix: Fix an issue where paths with different case are not displayed correctly in the folder column of the folder compare window when comparing three directories. (PR #1372 )
- Tab behaviour on comparisons of files vs folders (#1367)
- Make the sort order of file names including numbers the same as Explorer. (osdn.net #44557)

### Reports

- BugFix: Fix report generation process. (PR #1324)
- BugFix: Fix report generation process about replacement with HTML entity (PR #1344)
- Modify "Tools - Generate Report" (Add column width definition to html output) (PR #1333)
- BugFix: Fix an issue where WinMerge crashes depending on the filename when generating a file compare report. (PR #1319)

### Configuration log

- BugFix: [Bug Report] WinMerge does not recognize Win 11 (#1192)

### Plugins

- BugFix: CompareMSExcelFiles Plugins did not compare folders when opening .xlsx files from Plugins-> Edit with Unpacker menu item even though the "Extract workbook data to multiple files" option is enabled in the plugin settings (osdn.net #44522)
- BugFix: Fix a problem where the "Open files in the same window type after unpacking" checkbox was checked, but the checkbox was not checked the next time the dialog was opened.
- Sugg: Increase the dialogue for Plugins (#1308)

### Command line

- BugFix: Crash on command line compare (#1363)

### Shell extension

- BugFix: Fix an issue where the WinMerge menu displayed in the"Show more options" menu of the Windows 11 Explorer context menu is not an advanced menu, even though the advanced menu is enabled.
- BugFix: Fix the problem that the WinMerge icon is not correctly displayed on the taskbar when WinMerge is started from the Windows 11 context menu.

### Translations

- Translation updates:
  - Chinese Simplified (PR #1330)
  - Corsican (PR #1331,#1347)
  - German (PR #1311,#1329)
  - Hungarian (PR #1325)
  - Italian (PR #1355)
  - Japanese (PR #1338)
  - Lithuanian (PR #1318,#1327)
  - Polish (#1323)
  - Portuguese (PR #1317,#1345)
  - Slovenian
  - Turkish (#1332)
  - Russian (PR #1310)

### Internals

- Fix typo in BCMenu.cpp (PR #1313)
- Fix type: GPL (PR #1342)
- Use isupper+tolower instead of islower+toupper (diffutils ver2.7) (PR #1351)
- Initialize variables defined at "diff.h" (PR #1360)

## Known issues

- Crashes when comparing large files (GitHub #325)
- Very slow to compare significantly different directories (GitHub #322)
- Vertical scrollbar breaks after pasting text (GitHub #296)