
How to Fix Windows Defender Firewall Blocked App
You try to open an app, but it either won't start or can't connect to the internet. A common caus...
Software troubleshooting desk

You try to open an app, but it either won't start or can't connect to the internet. A common caus...

If OneDrive is using more memory than expected on your Windows 11 PC, you might notice slowdowns ...

If you see 'authentication failed' in Chrome when trying to access a website, your proxy settings...

If you see a DNS error when opening Microsoft Store on Windows 10, it usually means the app can't...

If you see a 404 Not Found error in your Nginx server and the requested path seems correct, the p...

You open Microsoft Store and see an SSL certificate error—maybe “ERR_CERT_AUTHORITY_INVALID” or a...