Fix Windows Security Token Expired Error 0x80070520
You see error 0x80070520 with the message 'The security token has expired.' This usually happens ...
Checklists for software errors, setup, and tool workflows.
1. Reproduce
2. Isolate
3. Apply
4. Verify
Latest checklists
View listWindows Defender Offline Scan Not Working After Update: Fixes
After a Windows Update, you might find that the Windows Defender offline scan option is missing, ...
How to Fix Remote Desktop 'Connection Refused' or 'Permission Denied'
You open Remote Desktop, enter the computer name, and get either "Connection refused"
BitLocker Token Expired: IT Admin Troubleshooting Checklist
When a BitLocker-protected drive suddenly prompts for a recovery key or reports a token expired e...
How to Locate Task Scheduler History Log in Windows 10
If you've set up scheduled tasks in Windows 10 and they're not running as expected, the Task Sche...
Fix Windows Security Service Configuration Error
When you see the error 'Windows Security service configuration error' in Windows Security or Wind...
Topic paths
Quick titles
Windows Terminal Backup Restore Error 0x80070005 GuideFix Outlook Token Expired After Password ChangeTroubleshoot DNS Resolution Failures in PowerShellPermission Denied When Activating Windows After UpdateResolve Access Denied in Windows Backup ToolBitLocker 502 Bad Gateway Troubleshooting GuideIT Pro Checklist: Resetting BitLocker SettingsTroubleshoot Windows Search Blank Screen by Restoring Defaults