# Release notes for version 1.21.14b

By Steven Van · 2026-08-13

If you encounter any issues, please report them on the issues page. Thanks everyone for your feedback!

[**Zen Browser**](<https://creatorstoolbox.com/apps/zen-browser>) announced [**Release notes for version 1.21.14b**](<https://www.zen-browser.app/release-notes/1.21.14b>) on August 13, 2026.

## What changed

If you encounter any issues, please report them on the issues page. Thanks everyone for your feedback! ❤️ ✓ Fixes Fixed feature callouts not using native panels (#14912) Fixed hang when using the same tab in 2 windows with different containers (#14905) Other bug fixes and improvements. ⭐ Features Update Firefox version to 153.0.4 Added support for FFmpeg 63

![Zen Browser](<https://www.google.com/s2/favicons?domain=zen-browser.app&sz=128>)

Zen Browser

Privacy-focused, beautifully designed browser built on Firefox — split views, workspaces, and a minimal UI for focused browsing.

[View Zen Browser →](<https://creatorstoolbox.com/apps/zen-browser>)

Sources

[Original source](<https://www.zen-browser.app/release-notes/1.21.14b>)

[Read Release notes for version 1.21.14b on Creators Toolbox](<https://creatorstoolbox.com/blog/zen-browser-release-notes-for-version-1-21-14b>)

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Canonical source: https://creatorstoolbox.com/blog/zen-browser-release-notes-for-version-1-21-14b