If you don't reconnect your WhatsApp number within 14 days, the display name will disappear. After the 14-day period, the approved display name will no longer be available in the Facebook Business Manager.
This means you'll need to resubmit the display name for approval, which can delay your ability to use the new display name. To avoid this, ensure you reconnect your number promptly after approval.
You have 14 days to connect a WhatsApp number under a new display name. Once WhatsApp approves your new display name, you must reconnect your number within this period. If you miss this window, the display name will disappear from the Facebook…
To reconnect a WhatsApp number under a new display name, you need to delete the existing WhatsApp channel and add it again. This process involves removing the WhatsApp channel from your admin settings and then re-adding it with the new display…