CPen.sys prevents turning on Memory Integrity in Windows 11 Safety

Modified on Thu, 15 Sep, 2022 at 8:36 AM

CPen.sys driver supports old, since long´, discontinued products and can safely be removed if using C-Pen TS1/TS1 G2.


  1. Open Settings
  2. Navigate to Apps-->Apps & Features
  3. Scroll down to *Windows Driver Package - C Technologies AB (CPen) Input Pen
  4. Click on the three dots and select Uninstall.




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