Install Catia V5 — R21 On Windows 11 =link=

: To avoid blurry text on 4K monitors, right-click the CATIA shortcut > Properties > Compatibility > Change high DPI settings > Override high DPI scaling behavior.

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CATIA R21 uses an old emulation driver for its license management (DS License Server). Windows 11 blocks unsigned drivers by default. Install Catia V5 R21 On Windows 11

We will install in this order: