You can, but I don't know how/when they ask for it. When I changed my email on my main a couple months ago they asked for a number. When I changed the email of an alt recently they didn't, which was weird.
You can, but I don't know how/when they ask for it. When I changed my email on my main a couple months ago they asked for a number. When I changed the email of an alt recently they didn't, which was weird.