Fix Windows Defender Real-Time Protection Greyed Out
You open Windows Security, go to Virus & threat protection, and see that the Real-time protection...
Checklists for software errors, setup, and tool workflows.
1. Reproduce
2. Isolate
3. Apply
4. Verify
Latest checklists
View listHow to Fix Remote Desktop Error Code 0x104
When you see Remote Desktop error code 0x104, the connection fails just after entering credential...
Fix Windows Defender Real-Time Protection Turned Off & Connection Refused
You open Windows Security and see real-time protection is off. Trying to turn it on fails with a ...
Fix Windows Security Token Expired Error 0x80070520
You see error 0x80070520 with the message 'The security token has expired.' This usually happens ...
How to Fix Windows Search Error 0x80070005
When Windows Search fails with error 0x80070005, it usually means the search indexer doesn't have...
Fix Windows Activation Error 0x8007007b SSL Certificate Issue
If you see error 0x8007007b when trying to activate Windows, it often points to an SSL certificat...
Topic paths
Quick titles
Troubleshooting 'Outlook Module Not Found' on ReinstallWindows Security Rate Limit Error: Quick Fix ChecklistTask Scheduler Fails with Network Drive: SolutionsFix KMS Activation Error: Port 1688 Already in UseRemote Desktop Error 0x104 Troubleshooting GuideHow to Fix Blank Windows Security in Safe ModeHow to Fix Chrome Not Opening in Windows 10How to Install Outlook Without Internet