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

Fix Remote Desktop Login Loop with Network Level Authentication Disabled

When you disable Network Level Authentication (NLA) on a remote desktop host, users may encounter...

Fix Windows Security Blank Screen in Command Prompt

You open Windows Security from Command Prompt and see nothing but a blank window. This can happen...

Fix Windows Defender Not Starting Due to Dependency Conflict

If Windows Defender won't start and you see an error about a dependency service or group failed t...

Fix Outlook High CPU Usage and Not Responding

You open Outlook, and it takes forever to load, the CPU meter spikes, or the window freezes and s...

Remote Desktop Access Denied After Update: Fixes That Work

After a recent Windows update, you might see "Access Denied" when trying to connect via Remote De...

Fix SSH Permission Denied (publickey) on Raspberry Pi