Fix Windows Security Authentication Failed Event ID 4625
If you're seeing Event ID 4625 in Windows Security logs, it means an account failed to log on. Th...
Checklists for software errors, setup, and tool workflows.
1. Reproduce
2. Isolate
3. Apply
4. Verify
Latest checklists
View listFix Microsoft Store Token Expired Not Syncing Error
You open Microsoft Store and see a message that your token has expired, or apps won’t sync purcha...
Fix Windows Activation Server Not Available Error
When you see the message "Windows activation server is not available" while trying to activate Wi...
Fix Windows Activation Server Timeout Error 0x80072efd
When you see error 0x80072efd while trying to activate Windows, it usually means your computer co...
How to Fix Windows Security File Locked Errors
You try to open a file and see a message like "The file is locked" or "Access denied." Sometimes ...
Fix Microsoft Teams Error Code Permission Denied
When Microsoft Teams shows a permission denied error, you usually can't sign in, ins...
Topic paths
Quick titles
Stop Azure PowerShell Token from Expiring After 60 MinutesChrome Memory Usage Optimization Settings GuideTroubleshoot Windows Update SSL Certificate IssuesHow to Resolve Terminal Service Error 0x800706beTroubleshoot Windows Activation Network ProblemsHow to Fix Windows Update Error 0x80072efdResolve Windows Terminal Token Expired ErrorFix Task Scheduler Not Running Due to Slow Performance