How do I change my phone number here??

[kustomizer99]

Suddenly when I need to revise an item, eBay is sending me a confirmation code... problem is, it's going to my landline number and therefore doesn't work.

So I obviously need to enter my mobile number somewhere, but I cannot figure out where. Have looked at my acocount settings and it's by no means apparent.

Any help much appreciated!

[kopenhagen5]

Account, personal info, registered name n addy select edit.

Then to the right of registration addy select change.

Make changes and save.