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

Fix Windows Search High Memory Usage and Error 0x80040c

If you see error 0x80040c in Windows Search or notice high memory usage from SearchIndexer.exe, t...

How to Grant Remote Desktop Access to Specific Users

If you need to allow only certain people to connect to your computer via Remote Desktop, the buil...

Fix Outlook Email Sync Failed on Ubuntu

Outlook email sync fails on Ubuntu: what to check

If Outlook (via web browser, Evolution,...

Fix Windows Update Clean Up Tool Not Working

You run Disk Cleanup, check "Windows Update Cleanup", but nothing happens—or the option is missin...

FFmpeg Audio Out of Sync: Troubleshooting Checklist

If your FFmpeg-encoded video has audio drifting or jumping out of sync, you're not alone. This ch...

Fix Windows Activation Backup Restore Permission Denied Error

When you try to restore a Windows activation backup—often from a saved Tokens.dat or...