This built-in tool scans and repairs corrupted Windows system files. Open the and type cmd . Right-click Command Prompt and select Run as Administrator . Type sfc /scannow and press Enter . Restart your computer after the process completes. 3. Update Windows
Most api-ms-win-* errors are caused by missing or corrupted C++ runtimes. api-ms-win-devices-query-l1-1-1.dll Download
: Downloading the wrong version for your architecture (32-bit vs 64-bit) can crash your system. This built-in tool scans and repairs corrupted Windows
: These files can contain malware or backdoors. Type sfc /scannow and press Enter
"The program can't start because... is missing from your computer." 💡 Troubleshooting Tip
These "API Set" libraries are often delivered via Windows Updates. Go to > Update & Security > Windows Update .
If the error occurs only when launching a specific game or app (like those from Epic Games or Steam), use the option in the launcher settings. This will automatically replace any missing dependencies for that specific program.