- IMPORTANT: Be mindful of the fact that there is no way back to the WhatsApp Business App following an upgrade. Your former WhatsApp Business App can not be used afterwards.
WhatsApp Business -> WhatsApp Business API
First of you need to get your display name approved. Submit the phone number to us. You can find instructions on the submission process here. It is required to WhatsApp for Business account associated with that phone number. While you are migrating your number all incoming messages will be queued by WhatsApp servers and delivered after a successful migration.
- IMPORTANT: From here there is no way back; existing chats (history) cannot be imported once the number has been upgraded to the WhatsApp API. Your former WhatsApp Business app can not be used afterwards.
You must now complete number registration as described here.
Can I use a phone number that is already on WhatsApp?
Will I lose data?
Deleting the WhatsApp account on your Android or iPhone will cause any incoming messages to be queued by the WhatsApp servers and then subsequently delivered upon successful registration.
Can I import my backup using the WhatsApp for Business API?
There is currently no option to import previous conversations.
Can I migrate my number from another Business Solution Provider (BSP)?
Will the migration affect Official Business Account approval?
Official Business Account approval is only available for selected WhatsApp for Business API clients. It's not affected by the migration. Once the number has been upgraded to the WhatsApp for Business API it is possible to apply for the OBA status.