How to Fix Windows Defender Service Unavailable in Windows 10
If you see 'Windows Defender service unavailable' in Windows 10, the antivirus may be disabled or...
Checklists for software errors, setup, and tool workflows.
1. Reproduce
2. Isolate
3. Apply
4. Verify
Latest checklists
View listFix Chrome 502 Bad Gateway Due to Proxy Settings
You’re browsing and suddenly Chrome shows 502 Bad Gateway. The error often point...
How to Fix Remote Desktop Network Error 0x204
When you try to connect to a remote PC and see Error code: 0x204, the connection...
Fix Microsoft Teams Auto Start Not Working on Mac
You add Teams to your Mac's login items, but it doesn't launch automatically when you log in. Thi...
BitLocker Token Expired: Configuration Steps to Restore Access
You may see a message that your BitLocker token has expired, often after a BIOS update, hardware ...
How to Fix Windows Defender Not Opening on Mac
If you're running Windows on a Mac via Boot Camp or a virtual machine and Windows Defender won't ...
Topic paths
Quick titles
Resolve Microsoft Teams DNS Error Code 0xcaa20002BitLocker SSL Certificate Error Configuration FixMySQL 1045 Troubleshooting GuideHow to Run PowerShell Scripts on Mac (Using PowerShell Core)Run Windows Activation as Admin: Step-by-StepTroubleshooting Missing Windows Defender ServiceTroubleshooting Slow Search After Windows UpdateHow to Fix Windows Search Indexing Permission Errors After Reinstall