[GH-ISSUE #1624] MonitorControl quits everytime iMac built-in monitor's brightness is adjusted #904

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opened 2026-05-05 06:51:05 -06:00 by gitea-mirror · 1 comment

gitea-mirror commented

2026-05-05 06:51:05 -06:00

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Originally created by @kevinyuan on GitHub (Sep 26, 2024).
Original GitHub issue: https://github.com/MonitorControl/MonitorControl/issues/1624

Before opening the issue, have you...?

Searched for existing issues
Looked through the wiki
Updated MonitorControl to the latest version (if applicable)

Describe the bug

MonitorControl quits everytime when adjust the built-in iMac monitor, through either of the following:

1). Apple Keyboard bridgness key is pressed when mouse cursor is on the iMac monitor
2). Adjust iMac monitor's bridgeness through the MonitorControl's context menu

Howevery, adjust bridgeness for the external HP-U28 monitor (through either way) doesn't have any problem.

Steps to reproduce

Open MonitorControl
Adjust iMac monitor's bridgeness throught above 1) or 2)

Expected behavior

MonitorControl don't quit.

Anything else?

Environment Information (please complete the following information)

- macOS version: 15.0 (24A335)
- Mac model: iMac 24-inch, M1, 2021
- MonitorControl version: 4.2.0 Build 7048
- Monitor(s): 2 (iMac 24-inch, HP U28)
- Apple Silicon/M1 (yes or no): yes

Originally created by @kevinyuan on GitHub (Sep 26, 2024). Original GitHub issue: https://github.com/MonitorControl/MonitorControl/issues/1624 ### Before opening the issue, have you...? - [X] Searched for existing issues - [X] Looked through [the wiki](https://github.com/MonitorControl/MonitorControl/wiki) - [X] Updated MonitorControl to the latest version (if applicable) ### Describe the bug MonitorControl quits everytime when adjust the built-in iMac monitor, through either of the following: 1). Apple Keyboard bridgness key is pressed when mouse cursor is on the iMac monitor 2). Adjust iMac monitor's bridgeness through the MonitorControl's context menu Howevery, adjust bridgeness for the external HP-U28 monitor (through either way) doesn't have any problem. ### Steps to reproduce 1. Open MonitorControl 2. Adjust iMac monitor's bridgeness throught above 1) or 2) ### Expected behavior MonitorControl don't quit. ### Anything else? no ### Environment Information (please complete the following information) ```markdown - macOS version: 15.0 (24A335) - Mac model: iMac 24-inch, M1, 2021 - MonitorControl version: 4.2.0 Build 7048 - Monitor(s): 2 (iMac 24-inch, HP U28) - Apple Silicon/M1 (yes or no): yes ```