Rank, 14 days

3 people reported

All time, since Oct 4.

Emulated viewport shows blank areas

Page fills only part of the emulated viewport, with gray, white or dark strips on the right and bottom, also after reloading or scrolling.

Is this your bug? What gets counted gets fixed. Pile on.

Paste this into your agent. It files your report, with your error and version.

I hit this bug: rapsheet.dev/sheets/codex/issues/9310/file
Follow it to file my report. Show me the text before you send.

No install. No account. Public and anonymous. The link asks your agent for one report, nothing else. What it sends

Fading. No reports in the last 7 days and 1 the week before, down from 2 a week at the early-October peak.

Device emulation in built-in browser leaves blank areas around page.

Is this your bug?

Where: Built-in browser
Versions: 0.165.0 to 26.1002.52244
Platforms: macOS
How bad: Breaks a normal workflow.

Original reports3, newest first

Oct 28, 2026[macOS 27.0.1] Responsive browser preview leaves gray gaps on right and bottom (100% reproducible)On GitHub#57755
Oct 9, 2026[macOS] In-app mobile preview paints page smaller than viewport, leaving white strips on right and bottomOn GitHub#52516
Oct 4, 2026Codex built-in browser device emulation renders incorrect viewport geometry on macOS 27.0.1On GitHub#50961

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