Display Names - WhatsApp Business API - Documentation - Facebook for Developers
The display name is required to create a certificate for registration of a phone number with the WhatsApp Business API
When you add a new phone number to your WhatsApp business account in the Facebook Business Manager, you assign it a display name. The display name is used ... Prior to completing registration, you may change the display name as many times as you wish. ... We're working on getting it fixed as soon as we can. Close.