Fix Firefox Not Responding by Refreshing Your Profile
If Firefox is stuck, unresponsive, or crashes frequently, a corrupted profile is a common cause. ...
Checklists for software errors, setup, and tool workflows.
1. Reproduce
2. Isolate
3. Apply
4. Verify
Latest checklists
View listFix 'Running Scripts Is Disabled' Error in PowerShell
You try to run a PowerShell script and see: ...cannot be loaded because running scripts is ...
Enable Windows Search Service: Configuration Guide
If Windows Search stops working, files don't appear in search results, or the search box shows no...
Fix Windows Security DNS Error Caused by Antivirus Conflict
You might see a Windows Security alert about a DNS error after installing or updating a third-par...
Fix Windows Defender Version Mismatch Permission Denied Error
You might see a 'version mismatch' or 'permission denied' error when trying to update or run Wind...
Fix Windows Security Module Service Not Running
You open Windows Security and see a message that the service isn't running. The shield icon in th...
Topic paths
Quick titles
Fix Windows Update Error 0x80070643 Installation FailedHow to Fix Windows Security Offline Installer Error 0x80070643Windows Defender Won't Auto-Start in Windows 10Fix Windows Update Service Disabled by Group PolicyHow to Fix Windows Security File Locked Permission Denied ErrorWindows Update Service Permission Denied Error FixWindows Terminal Connectivity Troubleshooting GuideHow to Fix Microsoft Store Issues for Developers