[Regarding macOS Tahoe](Updated September 18, 2025)
We cannot guarantee the compatibility of the current releases of Live2D Cubism Editor and Cubism SDK with macOS Tahoe.
We advise against upgrading your macOS at this time as it may cause Live2D products not to function correctly.
Upgrading macOS can also cause you to lose your Cubism Editor license file.
Please make sure to deactivate your Cubism Editor license before upgrading the macOS.
For more details:
https://help.live2d.com/en/other/other_09/For inquiries regarding issues with license purchases or license activation errors, please contact us through the
email form.ArtMesh line thickness is not changed in MacOS

Changing Artmesh line thickness in settings is not doing anything to canvas. I tried restarting but it doesn't help. Changing the color worked.
Live2D Cubism Editor 5.2.02
MacOS Sequoia 15.3.1
Macbook Pro M1 2020
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Comments
Thanks for using our product.
We apologise for the inconvenience, but this is the current specification.
Please check the following manuals.
https://docs.live2d.com/en/cubism-editor-manual/environment-settings/#:~:text=ArtMesh:-,• Mesh Line Width,-You can%20change
Best regards.
Thank you for your input.
We have shared it with our development team.
Best regards.