How to Enable Windows Defender in Windows 10
If you're seeing a warning that Windows Defender is turned off, or you can't access its settings,...
Software comparisons, alternatives, and tool decision notes.
Fit
Decision
Migration
Latest comparisons
Browse labFix Windows Update Pending File Rename Locked Error
You've seen the error: Windows Update gets stuck on 'pending file rename' or 'locked' status, oft...
Fix Chrome Service Unavailable After Update
After a Chrome update, some users see a 'Service Unavailable' error when trying to load pages. Th...
Fix Windows Terminal 'Access Denied' When Opening a Folder
You try to open a folder in Windows Terminal — either by dragging it onto the terminal, using the...
Fix Windows Activation Error: Port 443 Already Allocated
You try to activate Windows, but get an error: "Windows activation port already allocated on ...
How to Fix Windows Security Keeps Crashing
If Windows Security (formerly Windows Defender) keeps closing unexpectedly, you may see error mes...