Knowledge base for software setup, errors, and daily tool work.

Fix OneDrive Sync Service Unavailable in Outlook

When Outlook shows 'OneDrive sync service unavailable', you can't attach or share files from OneD...

How to Fix 'npm command not found' on Mac

Reset Windows Security Using PowerShell: Step-by-Step

When Windows Security stops opening, shows blank pages, or fails to update, a full reset using Po...

How to Set Up Windows Update to Avoid Rate Limit Errors

If you see a rate limit error when running Windows Update, it usually means your system is making...

Chrome Browser Proxy Error Fix Checklist

If Chrome shows "ERR_PROXY_CONNECTION_FAILED" or similar proxy errors, you usually can't browse t...

Fix Windows Activation DNS Failure via Command Prompt

When Windows fails to activate, you may see errors like '0x80072EE2' or 'We can't activate Window...