The DLL is part of the AMD driver. Reinstalling correctly fixes 90% of cases.
Before fixing the error, you need to understand the file. amdxc64dll error install
When an installer tries to register or call this DLL (usually to check for graphics compatibility or hardware acceleration), a corrupted, missing, or blocked version triggers the error. The DLL is part of the AMD driver
Some programs (especially older games or legacy CAD software) include custom checks for AMD components. They look for amdxc64dll in C:\Windows\System32 or the driver store. If the file exists but is not properly registered in Windows’ registry, the installer falsely reports it as missing. When an installer tries to register or call
If you have a very new or very old AMD driver, a game or app installer might expect a different version of amdxc64dll. Version mismatches trigger the error even when the file exists.