Fix Windows Defender Service Not Starting (Error 0x80070422)
You try to start Windows Defender but get error 0x80070422: “The service cannot be started, eithe...
Software troubleshooting desk
Practical fixes for tool errors, setup blocks, and workflow issues.
Symptom
Cause
Fix route
Verify
Fresh repair notes
All notesFixing PowerShell Token Expired Errors When Connecting to Azure
When you run a PowerShell command to connect to Azure—like Connect-AzAccount—you mig...
How to Reset Windows Defender Settings to Default
You might need to reset Windows Defender (now Microsoft Defender Antivirus) to its default settin...
Fix Windows Defender Error 502 Bad Gateway
You open Windows Security and see 'Error 502 – Bad Gateway.' This usually means Windows Defender ...
Fix DNS_PROBE_FINISHED_NXDOMAIN Error in Chrome for All Sites
If you see DNS_PROBE_FINISHED_NXDOMAIN in Chrome and no sites load, it means you...
Fix Visual Studio Installer Not Working After Windows Update
After a Windows update, the Visual Studio Installer may fail to launch, hang, or show error messa...
Issue queue
SitemapHow to Add Outlook to Windows Startup Registry
Stop Chrome from Prefetching DNS (Settings & Flags)
Microsoft Teams Reset Not Working? Try These Fixes
Why PowerShell Try Catch Doesn't Work
How to Fix BitLocker Key Backup Hanging at 0%
Fix Windows Security Proxy 504 Gateway Timeout Configuration
Windows Update 0x8024402c Solution
Resolving OpenSSL Certificate Errors in Command Prompt
Unlocking SQLite DB via Command Line
Locate and Edit macOS launchd Configuration Files
Reset Microsoft Store Cache Properly
How to Resolve Windows Search Connection Timeout
Stop Chrome from Prefetching DNS (Settings & Flags)
Microsoft Teams Reset Not Working? Try These Fixes
Why PowerShell Try Catch Doesn't Work
How to Fix BitLocker Key Backup Hanging at 0%
Fix Windows Security Proxy 504 Gateway Timeout Configuration
Windows Update 0x8024402c Solution
Resolving OpenSSL Certificate Errors in Command Prompt
Unlocking SQLite DB via Command Line
Locate and Edit macOS launchd Configuration Files
Reset Microsoft Store Cache Properly
How to Resolve Windows Search Connection Timeout