If you’re using a VPN that might be blocking Apple’s digital content stores from working, then you should try disabling your VPN momentarily from to see if you’re able to connect or not.
If it works after disabling your VPN, then the VPN was the problem all along.
Here are some steps you can take to troubleshoot connectivity problems on your Mac.
Apple’s OS X operating system uses two key apps to connect to the internet, and more specifically, the online digital content stores – Safari and i Tunes.
If you’re being plagued by these problems, chances are it’s an easy fix.