In 2018, OneLife banned sales into America, so it would not allow access from a computer residing in America.
Therefore, we had to use a Virtual Private Network (VPN) account which was set for another continent than North America in order to log in.
You can search Google for VPN options which are paid services... It's a good idea for your privacy in general.
However... I provided those instructions on how to set up the Opera browser on your computer, which provides free VPN. Review this article: