How to Fix Microsoft Store Error 404 (Not Found)
If you see a 404 error when trying to open an app or page in the Microsoft Store, it usually mean...
Checklists for software errors, setup, and tool workflows.
1. Reproduce
2. Isolate
3. Apply
4. Verify
Latest checklists
View listHow to Fix Command Prompt Freezing on Startup
You open Command Prompt, and instead of a blinking cursor, you get a frozen window that won't res...
Fix Chrome High CPU Usage from Profile Corruption
If Chrome is using excessive CPU, freezing, or crashing, a corrupted user profile could be the ca...
How to Fix Windows Update Error 502 Bad Gateway
Windows Update may show a 502 Bad Gateway error when the update service cannot reach Microsoft's ...
Fix Windows Defender Port Already Allocated Error in Command Line
If you see "port already allocated" when trying to run Windows Defender from the command line, it...
Fix PowerShell Not Launching from Start Menu
When you click PowerShell in the Start Menu and nothing happens, or it flashes and closes, it's u...
Topic paths
Quick titles
Guide to Use Windows Defender on MacChrome Profile Cannot Connect Error FixHow to Fix Secure Connection Failed in FirefoxResolve Windows Proxy Server ErrorResolving HTTP 429 in Google ChromeFix Windows Terminal Dependency Conflict Sync IssuesChrome Profile Version Mismatch FixHow to Fix Git Push Rejected Non-Fast-Forward Error