This post provides a guide on understanding and fixing issues related to the ext-ms-win-wlan-onexui-l1-1-0.dll file.
If the file is corrupted rather than missing, the built-in System File Checker can repair it. ext-ms-win-wlan-onexui-l1-1-0.dll Download
How to Fix ext-ms-win-wlan-onexui-l1-1-0.dll Missing or Not Found Errors This post provides a guide on understanding and
"The program can't start because ext-ms-win-wlan-onexui-l1-1-0.dll is missing from your computer." ext-ms-win-wlan-onexui-l1-1-0.dll Download
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
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