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[GH-ISSUE #294] Brightness Not Working DELL U2719D #232

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opened 2026-05-05 05:28:14 -06:00 by gitea-mirror · 1 comment
gitea-mirror commented 2026-05-05 05:28:14 -06:00
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Originally created by @j-jamshidi on GitHub (Sep 26, 2020).
Original GitHub issue: https://github.com/MonitorControl/MonitorControl/issues/294

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Describe the issue
It recognizes my monitor but nothing is working.

Additional context
I spend a few hours reading but couldn't find any solution, that's why I am asking here.

Environment Information (please complete the following information):

  • macOS version: Catalina 10.15.6
  • MonitorControl version: 2.1.0
  • Monitor(s): DELL U2719D
  • Mac model: MacBook Pro (13-inch, 2017)
  • Monitor Cable(s)/Connection(s): HDMI
Originally created by @j-jamshidi on GitHub (Sep 26, 2020). Original GitHub issue: https://github.com/MonitorControl/MonitorControl/issues/294 **Checklist** <!-- Before you submit your issue, please make sure to check the following boxes by putting an x in the [ ] (don't: [x ], [ x], do: [x]) --> - [ x] I have searched for existing issues - [x ] I have looked through [the Monitor Troubleshooting wiki](https://github.com/MonitorControl/MonitorControl/wiki/Monitor-Troubleshooting) - [ x] I have updated MonitorControl to the latest version **Describe the issue** It recognizes my monitor but nothing is working. **Additional context** I spend a few hours reading but couldn't find any solution, that's why I am asking here. **Environment Information (please complete the following information):** - macOS version: Catalina 10.15.6 - MonitorControl version: 2.1.0 - Monitor(s): DELL U2719D - Mac model: MacBook Pro (13-inch, 2017) - Monitor Cable(s)/Connection(s): HDMI
gitea-mirror 2026-05-05 05:28:14 -06:00
gitea-mirror commented 2026-05-05 05:28:20 -06:00
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@j-jamshidi commented on GitHub (Sep 29, 2020):

It was the problem of the adaptor (USBc ---> HDMI)

<!-- gh-comment-id:700697246 --> @j-jamshidi commented on GitHub (Sep 29, 2020): It was the problem of the adaptor (USBc ---> HDMI)
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