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

Fix Windows Defender Can't Connect to Microsoft Server

When Windows Defender shows 'Can't connect to Microsoft server', it usually means the antivirus c...

How to Rebuild the Windows Search Index Database

If Windows Search stops returning files, returns outdated results, or takes too long, the search ...

Fix Windows Activation Blank Screen After Update

After a Windows update, some users see only a blank screen at login. The system may be unresponsi...

Fix 'npm command not found' in VS Code Terminal

If you see 'npm command not found' in the VS Code terminal, it usually means Node.js is not insta...

Fix MongoDB Authentication Failed Permission Denied Error