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...
Checklists for software errors, setup, and tool workflows.
1. Reproduce
2. Isolate
3. Apply
4. Verify
Latest checklists
View listFix Chrome Profile Cannot Connect to Network Error
You open Chrome and see: "Your profile cannot connect to the network." This error usually appears...
BitLocker To Go Drive Not Recognized: Fixes to Try
You plug in a BitLocker To Go encrypted USB drive, but Windows doesn't show it in File Explorer. ...
How to Fix BitLocker Proxy Error Configuration
You're setting up BitLocker on a domain-joined Windows machine and get an error about a proxy con...
Fix Windows Security Service Not Running for Antivirus
If Windows Security shows 'Service not running' or your antivirus isn't working, the underlying s...
How to Fix Windows Security Auto Start Disabled
If you notice that Windows Security (formerly Windows Defender) isn't starting automatically with...
Topic paths
Quick titles
Troubleshooting Windows Security Connection TimeoutChrome Proxy Configuration GuideChrome Profile Permission Error Linux GuideFix BitLocker Auto Unlock on External DrivePython Command Not Found in CMD FixFixing Outlook High Memory Use from a Large MailboxHow to Resolve OneDrive 404 Not FoundHow to Resolve RDP Error 0x4 in Windows