codex - 💡(How to fix) Fix Mac app shows persistent blurred/translucent overlay below composer on Intel Mac (macOS 15.0.1, 0.122.0-alpha.1) [5 comments, 4 participants]

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openai/codex#18341Fetched 2026-04-18 05:55:37
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The Codex Mac app renders a large blurred/translucent overlay below the composer/focus box that obscures the main content area and makes the app effectively unusable.

This is happening on an Intel Mac running macOS Sequoia 15.0.1.

Root Cause

The Codex Mac app renders a large blurred/translucent overlay below the composer/focus box that obscures the main content area and makes the app effectively unusable.

This is happening on an Intel Mac running macOS Sequoia 15.0.1.

RAW_BUFFERClick to expand / collapse

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

0.122.0-alpha.1

What subscription do you have?

Plus

What platform is your computer?

Darwin 24.0.0 x86_64 i386

What issue are you seeing?

Summary

The Codex Mac app renders a large blurred/translucent overlay below the composer/focus box that obscures the main content area and makes the app effectively unusable.

This is happening on an Intel Mac running macOS Sequoia 15.0.1.

Environment

  • Device: Intel Mac
  • OS: macOS Sequoia 15.0.1
  • App / bundled version: codex-cli 0.122.0-alpha.1

Actual behavior

A large blurred/translucent block appears below the composer and stays there. It covers the main window content area and does not go away.

Expected behavior

The area below the composer should render normal app content, not a persistent blur/material overlay.

Reproduction

I do not have a precise trigger yet.

Current observed behavior:

  1. Open Codex for Mac
  2. Main window loads
  3. A persistent blurred/translucent overlay is visible below the composer
  4. Overlay remains and blocks normal use

What I already tried

None of these fixed it:

  • Quit / relaunch
  • Restart Mac
  • Reinstall app
  • Reset Codex config
  • Toggle app UI panes / layout
  • Reset app appearance/theme
  • Enable macOS "Reduce transparency"
  • Clear app plist / caches / saved state

Notes

This looks like a rendering/compositor issue rather than normal UI state.

I can attach a screenshot showing the blur overlay if helpful.

<img width="3118" height="2028" alt="Image" src="https://github.com/user-attachments/assets/893397fe-bcf7-4abc-88f2-2eb9cded9fcf" />

What steps can reproduce the bug?

Steps to reproduce

  1. Use an Intel Mac running macOS Sequoia 15.0.1
  2. Install and open the Codex Mac app
  3. Sign in and open the main app window / a new thread
  4. Wait for the UI to finish rendering
  5. Observe that a large blurred/translucent overlay appears below the composer and obscures the main content area

Actual behavior

A persistent blurred/translucent block is rendered below the composer. It stays in place and makes the main window unusable.

Expected behavior

The area below the composer should render normal app content, with no persistent blur/material overlay.

Reproducibility

Happens consistently on launch for me.

Code snippet

Not applicable. This appears to be a desktop UI rendering/compositor bug, not an SDK/API/code-execution issue.

Session / token / context info

  • Session ID: N/A / unavailable
  • Token limit usage: N/A
  • Context window usage: N/A

This bug appears before any meaningful model interaction, so it does not seem tied to prompt content, token usage, or context size.

Environment

  • Device: Intel Mac
  • OS: macOS Sequoia 15.0.1
  • App bundled version: codex-cli 0.122.0-alpha.1

Extra notes

I already tested quit/relaunch, restart, reinstall, config reset, cache/saved-state reset, UI/layout toggles, theme reset, and macOS transparency changes. None fixed it.

Screenshot attached.

What is the expected behavior?

The area below the composer should render normal app content, not a persistent blur/material overlay.

Additional information

No response

extent analysis

TL;DR

The issue is likely related to a rendering or compositor problem in the Codex Mac app on macOS Sequoia 15.0.1, and a potential fix could involve updating the app or waiting for a patch.

Guidance

  • Verify that the issue persists across different app configurations and macOS settings to rule out any specific setup-related causes.
  • Check for any available updates for the Codex Mac app, as this issue might be addressed in a later version.
  • Consider reporting this issue to the Codex development team with the provided screenshot and steps to reproduce, as it seems to be a specific rendering bug.
  • If possible, test the app on a different macOS version or hardware configuration to see if the issue is specific to macOS Sequoia 15.0.1 or Intel Macs.

Notes

The issue seems to be specific to the Codex Mac app on macOS Sequoia 15.0.1 and Intel Macs, and the provided steps to reproduce are clear. However, without more information about the app's internal workings or access to the code, it's challenging to provide a definitive fix.

Recommendation

Apply workaround: Wait for a potential patch or update from the Codex development team, as this issue seems to be a rendering bug that requires a fix from the app's developers.

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FAQ

Expected behavior

The area below the composer should render normal app content, with no persistent blur/material overlay.

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