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Download both the and x64 versions of the 2015-2022 redistributables. Install both packages and restart your computer .
Type the following command to run the Deployment Image Servicing and Management (DISM) tool, then press : DISM.exe /Online /Cleanup-image /Restorehealth Use code with caution.
Important Notice: Do Not Download DLLs from Third-Party Sites ext-ms-win-oobe-query-l1-1-0.dll missing
Windows is failing to load your program because a different core runtime dependency is corrupt or missing. The API set error is simply what bubbles to the surface. Step-by-Step Fixes for the Underlying Issue
The ext-ms-win-oobe-query-l1-1-0.dll error is usually a symptom, not the cause. Focus on repairing your and ensuring your application's primary dependencies are correctly installed. Download both the and x64 versions of the
Windows features built-in command-line tools specifically designed to scan, detect, and automatically repair missing or corrupted system files.
Re-registering these environments often recreates the broken links to sub-API sets. Reboot your machine. 4. Reinstall the Affected Software Important Notice: Do Not Download DLLs from Third-Party
If you are seeing this error, do not download the DLL from third-party sites. Instead:
This error typically indicates a problem with your Windows system files, specifically related to the —the process used to set up Windows for the first time. While the file appears to be "missing," it is usually a symptom of corrupted system metadata or a failed Windows Update rather than a file you need to download manually.
