Type cmd in your Windows search bar, right-click , and select Run as Administrator . Type sfc /scannow and press Enter .
"The program can't start because ext-ms-win-wlan-onexui-l1-1-0.dll is missing from your computer."
Many "ext-ms" and "api-ms" errors are caused by missing components in the Microsoft Visual C++ Redistributable packages. Application fails to open - Microsoft Q&A ext-ms-win-wlan-onexui-l1-1-0.dll Download
Since this is a system-level "ApiSet" file, the most reliable way to restore it is through official Windows updates. Open > Update & Security > Windows Update . Click Check for updates and install any available packages.
This post provides a guide on understanding and fixing issues related to the ext-ms-win-wlan-onexui-l1-1-0.dll file. Type cmd in your Windows search bar, right-click
Restart your computer to allow the system to register new DLL entries. Step 2: Use System File Checker (SFC)
Applications (especially games or launchers) crashing immediately upon startup. Step 1: Run Windows Update Application fails to open - Microsoft Q&A Since
If the file is corrupted rather than missing, the built-in System File Checker can repair it.