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

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...

How to Fix Microsoft Teams Error 429 (Rate Limit)

You're working in Microsoft Teams and suddenly see error 429: “You have been rate limited. Please...

Fix BitLocker High Memory Usage After Windows Update

Why BitLocker Memory Usage Spikes After an Update

After a Windows update, some users noti...

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 PowerShell Authentication Failed to Remote Server

When you see 'Authentication failed' in PowerShell while trying to connect to a remote server, it...

Fix Windows Defender Update Error 'Permission Denied'

You see 'Permission Denied' when Windows Defender tries to update. This usually means the update ...