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

Fixing PowerShell Token Expired Errors When Connecting to Azure

When you run a PowerShell command to connect to Azure—like Connect-AzAccount—you mig...

OpenVPN Connection Failed: Check Firewall Settings

You see "connection failed" in your OpenVPN client log. The server is reachable, but the handshak...

Fix Windows Security Service Stopped Manually Error

If you see "Windows Security service stopped manually" in Event Viewer or your antivirus reports ...

Fix Windows Update Error 0x80070643 Installation Failed

You see error 0x80070643 when trying to install a Windows update, and the setup fails partway thr...

Fix Windows Terminal Permission Denied File Locked Error

Fix Task Scheduler Connection Refused on Windows 10

If you see a 'connection refused' error when trying to open Task Scheduler or manage tasks remote...