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

Disabling Windows Activation Service to Free Up RAM

If you notice high memory usage on your Windows PC and suspect the Activation service (sppsvc.exe...

Fix Putty Connection Refused on Port 22

You try to connect to a remote server with Putty on port 22, but you get 'Connection refused'. Th...

Fix Windows Security Invalid Configuration Error Without Reinstalling

You open Windows Security and see the message: "Invalid configuration" or "Something went wrong. ...

Fix Microsoft Store Rate Limit Error 0x80073cf0

If you see error 0x80073cf0 in Microsoft Store, it usually means you've sent too many requests in...

Fix Command Prompt DNS Lookup Failed Error 0x80072ee7

Fix Windows Activation Proxy Error 0x80072ee2

When trying to activate Windows, you may see error code 0x80072ee2. This usually means the activa...