Reguntha , via OnePlus 7T , Dec 2, 2020 : It's been 5 days that I m unable to register on messaging app.
Aadeeptha_Samarakoon , via OnePlus 7T Pro McLaren Edition , Dec 2, 2020 : first time or worked before?
Cervantes , Dec 2, 2020 : Hi What app are you using, the one that comes with the phone or have you installed an app
SRD. , via OnePlus 7T , Dec 3, 2020 : Go to app info > clear data If it doesn't help log your feedback. https://forums.oneplus.com/feedback/
MRTLima , via OnePlus 7T , Dec 3, 2020 : It's important to know if you have stalled WhatsApp from 3 rd part, or from Google play store. Or if you are using what's came installed on you OnePlus phone... Because third part apps are not really trusted and may come with virus or problems sometimes... Let us know your answer to help you better.