Fix Windows Defender Real-Time Protection Grayed 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 Outlook DNS Error 0x800ccc0f
Outlook error 0x800ccc0f usually appears when sending or receiving email. The error message often...
How to Use the Outlook Settings Reset Tool
If Outlook starts misbehaving after a crash, update, or add-in install, you might see errors, mis...
Chrome Profile Connection Timeout: Causes and Fixes
You try to open Chrome and see a message like "Profile connection timeout" or "Your profile could...
Fix Windows Security Service Stopped Working in Windows 10
If you see a notification that the Windows Security service has stopped working, your antivirus o...
How to Fix Windows Update Download Failure from Ubuntu
If you're running Ubuntu alongside Windows and Windows Update keeps failing to download updates, ...
Topic paths
Quick titles
Troubleshoot Windows Security Loading IssueWindows Search Asking for Credentials RepeatedlyFixing PowerShell Authentication Failures in Active DirectoryMicrosoft Teams Cannot Connect? Try These FixesHow to Stop Windows Update from Using 100% CPUHow to Resolve Task Scheduler Access Denied with Highest PrivilegesFix Windows Search High CPU Usage: Disable IndexingHow to Fix PowerShell Remoting Network Error