[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/


Comments
Thanks for using our products.
You've also emailed us but we'll reply here in the forum to share this knowledge with other users.
Please note that we will not reply to your email.
If it worked correctly on other PCs, then there may be a problem with the configuration file.
Check step 4 in the manual below, delete the configuration file and try again.
https://help.live2d.com/en/cubismeditor/cubism-does-not-start-win/
If this does not solve the problem, please store the problematic files and log files in the data box below.
https://biz.datadeliver.net/posts/xl4zZFpRO2CP
Check the following manual for instructions on how to retrieve the log files.
https://help.live2d.com/en/other/other_22/
Best regards.
thank you! Deleting the config file fixed my issue.
If you'd like us to check your problematic data, please create a topic in advance or post your information in a topic dealing with a similar issue.
This will allow us to create a dedicated data box for you.
Thank you for your cooperation in providing the best possible support.