Fix Windows Defender Service Not Starting (Error 0x80070422)
You try to start Windows Defender but get error 0x80070422: “The service cannot be started, eithe...
Checklists for software errors, setup, and tool workflows.
1. Reproduce
2. Isolate
3. Apply
4. Verify
Latest checklists
View listHow to Add a Directory to PATH in Windows 10
If you've installed a command-line tool and can't run it from a terminal without typing the full ...
Fix Windows Defender Login Loop with Registry Edit
If you're stuck in a login loop after signing into Windows, where the screen flashes and returns ...
How to Fix BitLocker Crashes After a Windows Update
If BitLocker starts crashing or showing errors right after a Windows update, you're not alone. Th...
Clear DNS Cache to Fix Windows Activation Timeout
If you see a timeout error when trying to activate Windows, the problem might not be your license...
How to Transfer a Windows License to a New Computer
If you've bought a new computer and want to move your existing Windows license, the process depen...
Topic paths
Quick titles
Fix Docker Container Keeps RestartingTroubleshoot Teams DNS Errors During Office 365 InstallationHow to Resolve Windows Defender Rate Limit in Windows 11BitLocker Cannot Connect to Active Directory Domain: FixesBitLocker Path Not Found: Troubleshooting ChecklistWindows Defender Common FixesIMAP Outlook Configuration Checklist: Step-by-Step GuideHow to Get PowerShell Running on Ubuntu