Codex Desktop trespassing next monitor screen

Open 💬 1 comment Opened Jun 26, 2026 by renandecarlo

What version of the Codex App are you using (From “About Codex” dialog)?

26.623.31921

What subscription do you have?

Pro

What platform is your computer?

Microsoft Windows NT 10.0.26200.0 x64

What issue are you seeing?

Codex Desktop on Windows uses width >100% in when maximized, trespassing around 10-15px of the next monitor screen.

Behavior:
<img width="450" height="184" alt="Image" src="https://github.com/user-attachments/assets/adbf0ee9-dc51-4f01-a1af-8dd23e5848ce" />

Expected:
<img width="465" height="229" alt="Image" src="https://github.com/user-attachments/assets/a6865b85-f5b3-49ad-8be8-7fa2f1fb0e45" />

What steps can reproduce the bug?

  1. Open Codex on Windows, on a 2+ screen PC
  2. Maximize Codex

What is the expected behavior?

_No response_

Additional information

_No response_

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