Windows 11 Activation Error: Product Key Blocked – Fixes
You see “Product key blocked” during Windows 11 activation. This usually means the key is tied to...
Software comparisons, alternatives, and tool decision notes.
Fit
Decision
Migration
Latest comparisons
Browse labFix OBS Black Screen with No Source Detected
If you're seeing a black screen in OBS and the message 'No source detected,' you're not alone. Th...
Fix Microsoft Teams File Locked Not Opening
When you try to open a file in Microsoft Teams and get a “file locked” or “this file is locked fo...
Outlook File Locked: How to Unlock PST File
You try to open your Outlook data file (PST) and get an error that the file is locked, or Outlook...
How to Fix Microsoft Teams DNS Error
You open Microsoft Teams and get a message like "Can't connect" or "DNS error." This usually mean...
Fix Windows Defender Real-Time Protection Grayed Out
You open Windows Security, go to Virus & threat protection, and see Real-time protection is turne...