EBay have my phone number wrong so I can’t receive security texts to log in. Ask for agents help and they call back on wrong number. I’m unable to talk to anyone to resolve this. Any advice?

I’m trying to access my account but EBay have the wrong phone number. I can’t change number without | Membership & Account

I’m trying to access my account but EBay have the wrong phone number. I can’t change number without | Membership & Account | eBay Australia