iMac screen frozen on clock screensaver

screen frozen on clock screensaver (iMac Mojave)

Posted on Dec 7, 2025 8:40 PM

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Question marked as Top-ranking reply

Posted on Dec 7, 2025 9:20 PM

Sometimes the system is awake but the UI layer is stuck.

Try:

  • Press Esc
  • Press Spacebar
  • Press any arrow key
  • Move mouse or tap trackpad
  • Plug in an external USB keyboard/mouse
  • Press Command + Option + Shift + Esc (force Quit Screensaver)
1 reply

iMac screen frozen on clock screensaver

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