Fix 'Not Recognized as Internal or External Command' Error
You type a command in Command Prompt and see "'command' is not recognized as an internal or exter...
Checklists for software errors, setup, and tool workflows.
1. Reproduce
2. Isolate
3. Apply
4. Verify
Latest checklists
View listConfigure Windows Defender Scheduled Scan for Multiple Drives
If you need Windows Defender to automatically scan more than just the system drive (C:), the buil...
Setup Windows Security Backup and Restore on Windows 11
If you're looking to set up backup and restore using Windows Security on Windows 11, note that Wi...
Task Scheduler Log File Setup and Configuration Guide
When a scheduled task fails or runs unexpectedly, the first place to look is the Task Scheduler l...
Windows Update History Log File Location in Windows 10
If you're troubleshooting Windows Update issues or just want to see what updates were installed, ...
Fix Command Prompt Auto Start Error 0x80070005
If you've set Command Prompt to run automatically at startup (via Startup folder, Task Scheduler,...
Topic paths
Quick titles
Microsoft Teams Service Unavailable Network FixBitLocker 504 Gateway Timeout: Causes and FixesFix Windows Activation Blocked by Proxy ServerHow to Clear PowerShell Module Analysis CacheResolve 'Chrome Profile Cannot Connect to Network'Fixing SSH Connection Refused for Linux Server via PuTTYWindows Defender Permission Denied: Quick FixesWindows Search Token Expired: Credential Manager Fix Guide