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

Fix Microsoft Store High CPU Usage & Error 0x80073cf0

You open the Microsoft Store, and your CPU fan spins up. Task Manager shows Store using 30-50% CP...

Fix Windows Search 404 Not Found Error via Registry

If Windows Search returns a '404 Not Found' error when you try to open the search pane or run a q...

Fix Windows Activation Proxy Error After Network Change

After changing networks—moving offices, switching ISPs, or reconfiguring a VPN—you might see a Wi...

Fix Windows Defender Network Connection Issues

If Windows Defender shows "can't connect to the network" or similar errors, it usually means the ...

Resolving npm Dependency Conflicts After an Update

Fixing Outlook Rate Limit Errors on Shared Mailboxes

If you manage a shared mailbox in Outlook and suddenly see an error about being rate limited, you...