Originally posted by @russThanks Russ.
Click your avatar/profile icon (top right on desktop browser) to view all the options related to your account.
Choose "My Subscriptions"
Choose "Update 2Checkout details" against the currently active subscription.
Originally posted by @montymooseInteresting feedback, thanks. This service is obviously supplied by a third party (2Checkout), but should still not be this bad. Thanks for persevering.
Updated mine today. One of the worst forms I have ever had to deal with. It would not accept TX as my state abbreviation, it had to be Tx. It refused to accept my cell phone number without an extension number. I finally just put a 1 in and it was then happy.