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

How to Fix Windows Search Index High Memory Usage

If your system feels sluggish and Task Manager shows SearchIndexer.exe using 500 MB or more of RA...

Microsoft Store Not Working? Try These Fixes

When the Microsoft Store won't open, shows error codes, or fails to download apps, it's usually d...

Fix OneDrive Sync Offline Installer Error 0x8004de40

When installing OneDrive using the offline installer, you may see error code 0x8004de40. This typ...

Fix Windows Activation File Locked by Antivirus

If you see an error like “Windows activation file locked by antivirus” or activation repeatedly f...

How to Remove a Host Key from SSH Known Hosts

SSH warns or fails when a remote host's key changes—common after server rebuilds, IP reassignment...

Fix SSH 504 Gateway Timeout in Windows Terminal