
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...

You’re trying to install a Windows update manually—maybe a cumulative update or a .cab file—and y...

If you see 'Chrome profile service unavailable' on your Mac, Chrome won't let you sign in or sync...

You open Windows Update, and it sits on “Checking for updates” for 30 minutes or more. This is a ...

If Outlook crashes immediately upon opening, you're not alone. This is often caused by a faulty a...

You see a message saying 'Your profile cannot be connected' or 'Profile cannot connect' when tryi...