Click and check Override high DPI scaling behavior .
: If you encounter license errors, you may need to add a specific environment variable. In Windows Search, type "Edit the system environment variables," click Environment Variables , and under User variables Variable Name DSLICENSING install catia v5 r21 on windows 11 fixed
: Some users report that CATIA V5 has significant issues on Windows 11 version 24H2 . If the app fails to launch, you may need to revert to a previous build like 23H2 . Step-by-Step Installation Process Click and check Override high DPI scaling behavior
When prompted for the installation path, keep it short. Avoid deep subfolders. C:\Dassault Systemes\B21 is recommended. type "Edit the system environment variables
If you'd like, I can help you troubleshoot specific errors. Let me know: