# cmux 0.64.3 · Changelog

[ Changelog](https://cmux.com/docs/changelog)


May 5, 2026

Added

-   Added Show in Finder to the workspace sidebar right-click menu.
-   `cmux config` CLI with `cmux config doctor` for validating `cmux.json` without a socket, plus `cmux config path`, `cmux config docs`, and `cmux config reload` aliases ([#3454](https://github.com/manaflow-ai/cmux/pull/3454))

Fixed

-   Fix launch crash from off-main-thread CoreAnimation transactions when reapplying managed settings ([#3598](https://github.com/manaflow-ai/cmux/pull/3598))
-   Fix file preview drag-and-drop so Finder and sidebar drops route into the hovered pane and tab bar drops insert as preview tabs ([#3539](https://github.com/manaflow-ai/cmux/pull/3539))

Contributors

[![austinywang](https://cmux.com/_next/image?url=https%3A%2F%2Fgithub.com%2Faustinywang.png%3Fsize%3D48&w=48&q=75)austinywang](https://github.com/austinywang) [![lawrencecchen](https://cmux.com/_next/image?url=https%3A%2F%2Fgithub.com%2Flawrencecchen.png%3Fsize%3D48&w=48&q=75)lawrencecchen](https://github.com/lawrencecchen)

[ cmux 0.64.2](https://cmux.com/docs/changelog/0.64.2) [cmux 0.64.4 ](https://cmux.com/docs/changelog/0.64.4)

Canonical: https://cmux.com/docs/changelog/0.64.3

Documentation index: https://cmux.com/llms.txt