There is a serious UX/UI issue with the latest Codex update (version 26.924.22138): the application becomes very laggy when moving the mouse cursor over menus and active sessions. This problem emerged after updating to the version that introduced the left-hand sidebar. [image]

There is a serious UX/UI issue with the latest Codex update

platypus September 29, 2026, 12:56pm 2

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