Fix Windows Defender DNS Error on Windows 10
If you see a DNS error in Windows Defender on Windows 10, it usually means the app can't reach it...
Software comparisons, alternatives, and tool decision notes.
Fit
Decision
Migration
Latest comparisons
Browse labHow to Fix Windows Security Not Responding
Windows Security (formerly Windows Defender Security Center) may stop responding, hang on launch,...
How to Fix 'Microsoft Store Command Not Found' Error
When you type commands like wsreset, wsdl, or microsoft-store:
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...
How to Fix Outlook 504 Gateway Timeout Server Issue
When Outlook throws a 504 Gateway Timeout error, it usually means the server your email client is...
Fix Windows Search Token Expired Permissions Error
You open Windows Search and get an error about a token being expired or permissions being invalid...