Errors related to xinput1_1.dll can arise for a few different different reasons. For instance, a faulty application, xinput1_1.dll has been deleted or misplaced, corrupted by malicious software present on your PC or a damaged Windows registry.
The most commonly occurring error messages are:
- The program can't start because xinput1_1.dll is missing from your computer. Try reinstalling the program to fix this problem.
- There was a problem starting xinput1_1.dll. The specified module could not be found
- Error loading xinput1_1.dll. The specified module could not be found.
- xinput1_1.dll is either not designed to run on Windows or it contains an error.
In the vast majority of cases, the solution is to properly reinstall xinput1_1.dll on your PC, to the Windows system folder. Alternatively, some programs, notably PC games, require that the DLL file is placed in the game/application installation folder.
For detailed installation instructions, see our FAQ.