What happened if the number is not a WhatsApp user?

You will receive a "The phone number is invalid" error after you have sent a push if the number is not a WhatsApp user.

You could check the error details when you click Inspect in the push result.

A report could be exported with more details

You will see the error message with the invalid phone number in the report

• Related Articles

• How should I choose a phone number for WhatsApp?

  You must use a valid phone number and include the country and area code. The phone number must be able to receive calls or SMS for account verification. There are 3 types of eligible phone numbers: - Landlines - Cell phones – can be used as long as ...

• What is the phone number limit for a WABA?

  By default, you can register 25 phone numbers per WhatsApp Business Account.

• May I know if the mobile number do not have a WhatsApp account, will it be screened out when I import the data?

  No, we will only check the contact (phone number) when you send the message. And then you will receive a "The phone number is invalid" error if the number is not a WhatsApp user.

• I have a smartphone with the phone number assigned to WABA. Do I have to keep this device connected or online? Does WhatsApp check that the line is active? Can I switch off the device and have the Stella chatbot still work?

  If you have registered a phone number with WABA (WhatsApp Business API) in Stella, there is no need for the use of a device as there is no interface for WABA. Also, if you have registered a phone number with WABA. that number could not be used on any ...

• Why is the phone number on Stella slightly different than the phone number I first registered?

  WhatsApp may automatically add country codes to numbers of certain countries. Please see the related documentation here.