After you create an advertiser account, you can modify it through the Orders tab.
You can change advertiser account details in the edit account screen for the advertiser you want to change. In addition, you can change the name of an advertiser directly in the list of advertisers on the Orders tab.
To edit an advertiser through the Orders tab:
On the Orders tab, browse to or search for the advertiser account you want to edit, and click it to open the view advertiser screen.
Click the edit icon. This displays the edit advertiser screen, where you can change details for your advertiser account.