# Psychtoolbox on MacOs 14.5 Sonoma, matlab 2024a **URL:** \ **Category:** Hardware\ **Tags:** macos\ **Created:** [June 6, 2024, 2:51pm UTC](https://psychtoolbox.discourse.group/t/psychtoolbox-on-macos-14-5-sonoma-matlab-2024a/5372 "2024-06-06T14:51:32Z")\ **Posts on this page:** 1\ **Showing post:** 2
**Author:** ![mariokleiner](https://avatars.discourse-cdn.com/v4/letter/m/13edae/32.png) [@mariokleiner](https://psychtoolbox.discourse.group/u/mariokleiner)\ **Post date:** [June 6, 2024, 3:34pm UTC](https://psychtoolbox.discourse.group/t/psychtoolbox-on-macos-14-5-sonoma-matlab-2024a/5372/2 "2024-06-06T15:34:09Z")
The search function is a wonderful thing to avoid wasting time. > [@Install error using SetUpPsychToolBox with Mex files](https://psychtoolbox.discourse.group/t/install-error-using-setuppsychtoolbox-with-mex-files/5351): > > Hello! I’m trying to run PsychTool Box on macOS Sonoma 14, M1 chip, on Matlab 2023b. I was trying to run video stimuli and getting an error saying that my PsychToolBox had not been installed properly. I deleted, downloaded Gstreamer to help with the video issues, and redownloaded the PsychToolBox zip file. I’m now trying to run the set up script but I keep getting this error: Error using SetupPsychtoolbox Removing the quarantine flag from our mex files to workaround macOS brokeness failed! Err… --- _[View the full topic](https://psychtoolbox.discourse.group/t/psychtoolbox-on-macos-14-5-sonoma-matlab-2024a/5372)._