You're simply wrong about that.
> As many as 63% of users worldwide rely on the default texting app on their cell phones. The remainder of the texting market is split between the most popular messaging apps such as Facebook Messenger, WhatsApp, etc
> 37% of consumers prefer to use instant messaging apps like WhatsApp and Facebook Messenger to communicate with companies, while 31% prefer text/ SMS
https://www.telemessage.com/messaging-trends-by-country-and-platform/
https://textus.com/playbook/2022-texting-statistics-and-2023-predictions/