Fix 'Windows Defender Firewall Has Blocked' Error
You see a notification that Windows Defender Firewall has blocked an app or feature. This usually...
Checklists for software errors, setup, and tool workflows.
1. Reproduce
2. Isolate
3. Apply
4. Verify
Latest checklists
View listHow to Fix Windows 10 Activation Error Without a Key
You see a "Windows isn't activated" watermark, but you don't have a product key. Maybe you upgrad...
How to Fix OneDrive Access Denied Error 0x80070005
You try to open or sync a file in OneDrive and see "Access Denied" with error code 0x80070005. Th...
Chrome Profile Sync Not Working After Migration: Fixes
After migrating Chrome to a new computer or reinstalling the browser, sync may stop working. Book...
How to Fix Windows Security Settings Error
When Windows Security throws a settings error, you might see messages like "Something went wrong"...
Fix Windows Search Service Startup Type Automatic Not Working
You set the Windows Search service startup type to Automatic, but it still doesn't start automati...
Topic paths
Quick titles
SQLite WAL Mode Setup and Troubleshooting GuideHow to Fix Microsoft Store Apps Not DownloadingHow to Speed Up Windows Security Virus ScanCommand Prompt Group Policy Fix GuideMicrosoft Store Offline Installer Sync FixOutlook Memory Fix: Keep Your Add-Ins RunningHow to Fix PowerShell Error 0x80070002 Path Not FoundBitLocker Black Screen at Startup Troubleshooting