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

Fix ERR_SSL_PROTOCOL_ERROR on Windows 10

If you see ERR_SSL_PROTOCOL_ERROR in Chrome or Edge on Windows 10, the browser i...

Fix Windows Defender Proxy Error 0x80070422

If you see error 0x80070422 when opening Windows Defender or running a scan, it usually means the...

Fix Windows Activation 502 Bad Gateway Firewall Issues

When you try to activate Windows and see a 502 Bad Gateway error, it often point...

Fix Remote Desktop Certificate Error via Group Policy

When you connect to a remote desktop and see a certificate error, the connection may still work, ...

Outlook Not Receiving Emails After Windows Update – Fixes

After a Windows update, Outlook may stop receiving new emails while still sending or showing old ...

Fix SSH 504 Gateway Timeout in Windows Terminal