Visual Bug - iTerm2 flickering when in side panel of MacOS Stage Manager

Thanks for filing an ! Please answer the questions below so I can help you.

  • iTerm2 version: 3.6.5

  • OS version: MacOS Tahoe 26.0.1

  • Attach ~/Library/Preferences/com.googlecode.iterm2.plist here (drag-drop from finder into this window)

  • Attach a debug log, if possible. Instructions at https://iterm2.com/debuglog

  • Attach a screen capture video if it would make the reproduction steps clearer.

    Screen Recording 2025-10-27 at 12.47.42.mov

  • Are you reporting a performance , excessive CPU usage, or a hang? Please attach a sample. Instructions at HowToSample

    Visual

  • Are you reporting a crash? Please attach the crash log. Instructions at crash logs

  • Are you reporting excessive memory usage? Please attach a heap analysis: heapshot

PLEASE ATTACH YOUR PLIST FILE FOR BUG REPORTS! Seriously! I'll probably ask you for it if you don’t.

NOTE: Your plist file may contain private information. Mark the issue private to avoid sharing it with the world. Alternately, email the plist to gnachman@gmail.com and include the issue number in the subject line.

Detailed steps to reproduce the problem: 1. Enable stage manager on MacOS 2. Have iTerm2 on the side panel on desktop

What happened:

What should have happened: