[Regarding macOS Tahoe](Updated October 16, 2025)
macOS v26 Tahoe is now supported!
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.Can't find physics on viewer
 
                     
                     
        
Comments
@alliruu
Hello!
You've seen the tutorial for Cubism 2.1, haven't you?
The specification of Viewer has changed from Cubism 3 series.
See the latest version of the manual and tutorial for more information on how to use it.
Best regards.