
Fix Windows Security Error 0x80073b01: App Install Blocked
When you try to install a Windows app from the Microsoft Store, you might see error code 0x80073b...
Software troubleshooting desk

When you try to install a Windows app from the Microsoft Store, you might see error code 0x80073b...

You try to run Windows Update but get an error message like 'port already allocated'. This usuall...

You're trying to connect to your FTP server, but FileZilla hangs for a while and then shows "Conn...

You're running an Nginx container in Docker, but instead of your app, you see a 502 Bad Gateway e...

You open Windows Security from Command Prompt and see nothing but a blank window. This can happen...

If Windows Update gets stuck at 'Downloading' or shows no new updates despite your checking, the ...