# cmux 0.58.0 · Changelog

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


February 19, 2026

Fixed

-   Fix split blackout race condition and focus handoff when creating or closing splits

[ cmux 0.57.0](https://cmux.com/docs/changelog/0.57.0) [cmux 0.59.0 ](https://cmux.com/docs/changelog/0.59.0)

Canonical: https://cmux.com/docs/changelog/0.58.0

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