Install Catia V5 R21 On Windows 11 Here

Because R21 is an older release, you should use the : Navigate to the extracted folder and find setup.exe . Right-click setup.exe and select Properties . Go to the Compatibility tab.

Check and select Windows 7 or Windows XP (Service Pack 3) . Install Catia V5 R21 On Windows 11

You must have Administrator rights to install and configure licenses. Step-by-Step Installation Guide 1. Prepare the Installation Media Because R21 is an older release, you should

Again, set it to run in compatibility mode for and check Run as Administrator . Because R21 is an older release