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

SSH Connection Timed Out After Successful Authentication: Fixes

You've successfully authenticated to an SSH server, but the connection drops or times out shortly...

MongoDB Compass Connection Refused Due to Firewall: Fixes

You open MongoDB Compass, enter your connection string, and get connect ECONNREFUSED...

Fix Windows Defender Invalid Configuration Error 0x800705b4

When you see error 0x800705b4 in Windows Defender, it usually appears during an update or scan at...

Fix Windows Update Stuck on Checking for Updates Due to Invalid Configuration

If Windows Update hangs on "Checking for updates" for an extended period, an invalid configuratio...

Fix Windows Defender Module Not Found Error 0x80070643