And then "Request configuration.
After you pay, it will give you a QR code to scan for the Wireguard config. Or you can hit the save button, and save the *.conf file.
It will prompt you to allow a connection.
This is to add the WG config
And then select your new .conf file. Remember this is a text file that's named ".conf". Or you can QR code scan the WG conf.
Now test it out, go to whatsmyip.com or any IP checker
Optional: If you want to separate your home Wifi IP, from your Android celltower identity, then you could get two $1 subscriptions and toggle between them. Then we would not know they were the same person. Some will say that's badass Cypherpunk, others will say it's tinfoil hat wacko.