Download Notepad++ v8.8.9: vulnerability-fix

Release Date: 2025-12-09

Download Notepad++ x64

More info about the vulnerability-fix

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• Installer | GPG Signature
• Portable (zip) | GPG Signature
• Portable (7z) | GPG Signature
• Mini-portable (7z) | GPG Signature
• MSI (msi) | GPG Signature

Download 32-bit x86

• Installer | GPG Signature
• Portable (zip) | GPG Signature
• Portable (7z) | GPG Signature
• Mini-portable (7z) | GPG Signature

Download ARM64

• Installer | GPG Signature
• Portable (zip) | GPG Signature
• Portable (7z) | GPG Signature
• Mini-portable (7z) | GPG Signature

Download source code

Download Notepad++ source code of current version and/or check sha-256 digests for binary packages on GitHub

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Notepad++ v8.8.9 new security enhancement, features, regression fixes & bug-fixes:

1. Vulnerability-fix: verify certificate & signature on downloaded update installer. (Implement Notepad++ commit, WinGUp commit)
2. Fix corrupted file loading on Windows system using the full UTF-8 code page. (Fix #17234)
3. Fix crashing when hashing SHA-256 for large files. (Fix #17243)
4. Fix “Select & Find Next” command not working regression. (Fix #17200)
5. MSI improvement: Add NOUPDATER option & suppress REBOOT. (Fix #ref1, #ref2)
6. Fix Perl Function List causes Notepad++ to freeze on tab switch regression. (Fix #17152)
7. Fix context menu truncated regression on localization change. (Fix #17249)
8. Add ability to update users’ langs.xml & stylers.xml from model XML files. (Fix #17128)
9. Update to Scintilla 5.5.8 & Lexilla 5.4.6. (Update #17191)
10. Add feature to sort lines in a document by length. (Fix #15615, #17186)
11. Undo & redo enhancement: restore vertical scroll position after undo & redo. (Fix #17194)
12. Fix mouse wheel horizontal scrolling amount not respecting Windows setting. (Fix #9480)
13. Fix document map regression with keyboard input. (Fix #17224)
14. Fix wrong system font scaling on Windows 7. (Fix #17066)
15. Update to nlohman json 3.11.3. (Update #15041)

If you find any regression or critical bug, please report here:
https://community.notepad-plus-plus.org/topic/27298/notepad-v8-8-9-vulnerability-fix