My DVD drive is currently broken, so I cannot reproduce this issue at the moment. However, similar reports have been made in the past and we still do not know a definite solution. It seems likely that this behavior is caused by Windows rather than WinMerge itself.
Merge remote-tracking branch 'upstream/master' into jp
Update 7-zip to 26.00 (2)
Merge remote-tracking branch 'upstream/master' into jp
Use bovirus-provided Italian.isl for Inno Setup installer
Fix issue #3234: [FEATURE] Add delete 'ALL'
Update Polish.po
Update FilterExpression_test.cpp
Update FilterExpression_test.cpp
Update FilterExpression_test.cpp
Update FilterExpression_test.cpp
Merge remote-tracking branch 'upstream/master' into jp
Unify About dialog version formatting and clean up translations
Update Strings.rc
Bump revision to 2.16.54+-jp-3
Update ChangeLogJapanese
Merge remote-tracking branch 'upstream/master' into jp
Make sheet order number optional in extracted Excel filenames (#3212)
Merge remote-tracking branch 'upstream/master' into jp
Fix issue where Comparison Result shows 0 items after selecting Refresh Selected from the folder comparison context menu when rename/move detection is enabled (3)
Remove unused X64 resource string
Update Italian.po
Show year and month (YYYY.MM) in About dialog
Move common sources to Src/Common and update project files
Bump revision to 2.16.55
Update 7-zip to 26.00
Fix ARM build by disabling CrashLogger and updating StackWalker
Fix issue #3210: white flash after opening WinMerge with Dark Mode
Add RelPath filter field for relative file paths
Fix Replace plugin handling of empty replacement arguments (2)
Fix incorrect substitution of plugin arguments (${1}, ${2}, …) by properly parsing argument string
Fix Replace plugin handling of empty replacement arguments
Update Manual/Japanese/Configuration.xml
Update Manual/Japanese/Faq.xml
Add Shell menu to the image comparison window context menu
Fallback to linear search when rename/move items are merged
Fixes and completion of French translation including complete Manual (#3182) (4)
Fixes and completion of French translation including complete Manual (#3182) (3)
Fixes and completion of French translation including complete Manual (#3182) (3)
Fixes and completion of French translation including complete Manual (#3182) (2)
Fix incorrect move detection in 3-way folder comparison
DirView.cpp: Optimize column reload and fix ReflectGetdispinfo crash
Show each extension when merged renamed items have different extensions (2)
Show each extension when merged renamed items have different extensions
Update Brazilian.po
Update Brazilian.po
Add automatic crash detection and reporting (#3167) (2)
Refactor timer IDs and delay double-click file open to prevent leftover clicks affecting other windows
Avoid sorting while directory comparison is in progress
Fix incorrect file compare opened for rename/move items in 3-way folder compare
Fix issue where Comparison Result shows 0 items after selecting Refresh Selected from the folder comparison context menu when rename/move detection is enabled (2)
Remove extra line from dialog layout definition in Merge.rc
Fix issue #3163: Request to resize text boxes
Update Brazilian translation. Submitted by RicardoPC1967 (#3164)
Fix folder compare window not updating after saving renamed files in file compare
Fix synchronization and parameter passing for folder compare HTML report generation (2)
Fix synchronization and parameter passing for folder compare HTML report generation
Fix issue where Comparison Result shows 0 items after selecting Refresh Selected from the folder comparison context menu when rename/move detection is enabled
Fix incorrect results or crash on recompare (F5) when “Merge renamed items into a single item” is enabled
Fix “Expand all subfolders” not working when rename/move detection is enabled
This can already be achieved using existing features. In the Options window, go to Compare → Folder, set Compare method to Existence, and set Additional comparison condition to: abs(LeftSize - RightSize) < 1KB With this setting, files whose size difference is below the threshold will be treated as identical (see attached screenshots). As an alternative workaround, although it may be slower, you can use Tools → Customize Columns…, add Size via Additional Properties, and then enable Size (Diff) as...
Update ChangeLogJapanese&RelaseNotesJapanese
Update Basque.po
Merge remote-tracking branch 'upstream/master' into jp
Update TranslationsStatus
Update ChangeLog&ReleaseNotes (5)
Show filter example as cue banner in filter field
Add folder statistics filter attributes and helper menu (#3111) (3)
Use v141_xp toolset for x86 builds
Update ChangeLog&ReleaseNotes (4)
Add experimental customizable rename/move detection for folder comparison (#3126) (4)
Add experimental customizable rename/move detection for folder comparison (#3126) (3)
Upgrade to expat 2.7.3
Update TranslationsStatus
Update ChangeLog&ReleaseNotes (3)
Add test files for Text normalization (2)
Add experimental customizable rename/move detection for folder comparison (#3126) (2)
Add test files for Text normalization
Add test files for Unicode normalization
Simplify and fix rename/move group ID validation
Fix build error on x86 target
Update ChangeLog&ReleaseNotes (2)
Update TranslationsStatus
Exclude lemon and re2c from installer and ZIP packages
Update ChangeLog&ReleaseNotes
Fix issue #3145: Add-AppxPackage fails if path ends with backslash
Add Vietnamese translation (#3142) (2)
Fix indentation in DirScan.cpp
Return null if thread state list is empty in CompareStats::GetCurDiffItem
Fix issue #3134: Cyrilic shortcuts do not work for main menu
Fix issue #2990: 2 recent-entries per project
Adjust Options dialog height and Defaults button positions
Update TranslationsStatus
Bump revision to 2.16.54
Update Korean.po
Update README.md
Update ChangeLog&ReleaseNotes (6)
Update ChangeLog&ReleaseNotes (5)
Fix ExecFilterCommand description translation by correcting property parsing
Update ChangeLog&ReleaseNotes (4)