If you want to resolve the error rather than ignore it, you can try these steps: Check and Repair System Files
Do not delete or modify registry keys unless absolutely sure. When in doubt, use the Windows Update Troubleshooter or reset components – these are safe and effective for most users. microsoftwindowswindowsupdateruximlog failed to start full
Microsoft has never officially acknowledged the "Ruximlog failed to start full" error in a public KB article. However, a leaked Windows 11 Insider build (25987) contains a reference to a deprecated logging service named RuximLog.dll . The file is still present in shipping versions of Windows 10 and 11 as of early 2026, but its functions are slowly being migrated to the newer UsoSvc (Update Orchestrator Service). If you want to resolve the error rather
This is typically a non-critical warning or error logged in or System . It does not prevent Windows Update from working entirely. However, if left unaddressed, it can: However, a leaked Windows 11 Insider build (25987)
Some malware creates fake services named like Windows components. “Ruxim” is suspicious — possibly from a coin miner or backdoor that failed to load properly.
So, RUXIMLog was likely a logging component for that specific interaction manager. But why did the service entry exist on the broken machine if the clean machine didn't have it?