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

Fix BitLocker High Memory Usage After Windows Update

Why BitLocker Memory Usage Spikes After an Update

After a Windows update, some users noti...

Fix CMD Service Unavailable Without Admin Rights

If you see 'service unavailable' when running commands in Command Prompt, and you don't have admi...

Fix Cloudflare Error 521 on Apache Server

Cloudflare error 521 means your web server (Apache) is refusing the connection from Cloudflare's ...

Fix Remote Desktop Connection Refused: RDP Port Blocked

When you try to connect to a remote Windows machine and get a connection refused error, the RDP p...

Fix Chrome 'ERR_CONNECTION_REFUSED' Due to Proxy Settings

You're trying to load a website, but Chrome shows ERR_CONNECTION_REFUSED. The pa...