Fix 'powershell not recognized as internal or external command'
When you type powershell in Command Prompt or a script and see the error "'power...
Checklists for software errors, setup, and tool workflows.
1. Reproduce
2. Isolate
3. Apply
4. Verify
Latest checklists
View listFix Nginx 404 Not Found After Changing Root Directory
After updating the root directive in your Nginx server block, you might start seeing...
Enable Task Scheduler Service When Disabled by Administrator
You try to open Task Scheduler and get an error like “Task Scheduler service is not available” or...
Fix Docker Build Permission Denied Error in 5 Steps
When you run docker build and hit a "permission denied" error, it usually stops the ...
Fix Windows Defender Service Authentication Failed Error
You might see the error 'Windows Defender service authentication failed' when trying to open Wind...
Task Scheduler Troubleshooting Checklist
When a scheduled task fails to run, runs at the wrong time, or throws an error, the cause is ofte...
Topic paths
Quick titles
Windows Security Backup Tool: Setup and Troubleshooting GuideHow to Fix DNS Lookup Error 0x80072ee7 in CMDMicrosoft Teams Screen Sharing Troubleshooting GuideWindows Search Not Finding Backup Files FixTroubleshoot Outlook Cannot Connect Due to FirewallResolve Chrome Profile Error QuicklyHow to Fix SFC Scan Error 0x80073712 in WindowsHow to Fix Microsoft Teams Access Denied Error