Checklists for software errors, setup, and tool workflows.

Fix Windows Defender Real-Time Protection Grayed Out

You open Windows Security, go to Virus & threat protection, and see that the Real-time protection...

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 CMD Service Unavailable Due to Group Policy

Situation

You open Command Prompt and see an error like "Command Prompt has been disabled...

Fix 7-Zip 'Cannot Open File' Error When Repairing Archives

When you try to repair a corrupted archive with 7-Zip and get a “Cannot open file” error, it usua...

Fix 'Windows Terminal Path Not Found' in VS Code

When you try to open Windows Terminal from VS Code (e.g., via Ctrl+` or the terminal dropdown) an...

BitLocker Backup Stuck at 0%: Practical Fixes

When backing up a BitLocker recovery key to Active Directory, you may see the backup progress stu...