Removing Protexis helps reclaim system memory and bypasses annoying startup errors. For most users, is the safest route. If the software refuses to launch, Method 2 (DLL swapping) is the most effective way to keep Corel X5 functional on modern versions of Windows.
Navigate to your Corel installation directory (usually C:\Program Files (x86)\Corel\CorelDRAW Graphics Suite X5\Programs\ ).
These files are frequently injected with trojans or miners.
Click to end the current process, then click Apply and OK. Method 2: Replacing the PSIKey.dll (The "Free" Fix)
If you have uninstalled Corel X5 but ProtexisCMD or PsiService_2 remains in your Task Manager, you must clean the registry: Press Win + R , type , and press Enter.
When searching for "Corel X5 remove protexiscmd free," you will likely encounter sites offering .exe patches or "activators."