Microsoft.windows.windowsupdate.ruximlog Failed — To Start

In most cases, this error is completely harmless and does not mean your operating system is failing. It is primarily a telemetry and diagnostics glitch associated with Windows update components. However, if your system is dropping frames in games or completely blocking new updates, it must be addressed systematically. What is RUXIMLog?

: Windows is trying to start a logging session that already exists. Step 1: Run the Windows Update Troubleshooter microsoft.windows.windowsupdate.ruximlog failed to start

Settings > Update & Security > Troubleshoot > Additional troubleshooters and run the Windows Update Microsoft Learn Further Exploration Read a technical breakdown of how RUXIM functions from Remontka.pro View community discussions on the impact of this error at Microsoft Q&A In most cases, this error is completely harmless

regsvr32.exe /s atl.dll regsvr32.exe /s urlmon.dll regsvr32.exe /s mshtml.dll regsvr32.exe /s shdocvw.dll regsvr32.exe /s browseui.dll regsvr32.exe /s jscript.dll regsvr32.exe /s vbscript.dll regsvr32.exe /s scrrun.dll regsvr32.exe /s msxml.dll regsvr32.exe /s msxml3.dll regsvr32.exe /s msxml6.dll regsvr32.exe /s actxprxy.dll regsvr32.exe /s softpub.dll regsvr32.exe /s wintrust.dll regsvr32.exe /s dssenh.dll regsvr32.exe /s rsaenh.dll regsvr32.exe /s gpkcsp.dll regsvr32.exe /s sccbase.dll regsvr32.exe /s slbcsp.dll regsvr32.exe /s cryptdlg.dll regsvr32.exe /s oleaut32.dll regsvr32.exe /s ole32.dll regsvr32.exe /s shell32.dll regsvr32.exe /s initpki.dll regsvr32.exe /s wuapi.dll regsvr32.exe /s wuaueng.dll regsvr32.exe /s wuaueng1.dll regsvr32.exe /s wucltui.dll regsvr32.exe /s wups.dll regsvr32.exe /s wups2.dll regsvr32.exe /s wuweb.dll regsvr32.exe /s qmgr.dll regsvr32.exe /s qmgrprxy.dll regsvr32.exe /s wucltux.dll regsvr32.exe /s muweb.dll regsvr32.exe /s wuwebv.dll What is RUXIMLog

The most effective fix is to remove the specific log session entry from the registry, which forces Windows to recreate it correctly on the next boot. Press Windows + R , type , and hit Enter.

Reboot and test.