OPPO A16s

It's not possible to send and receive email messages

If you can't send and receive email messages, there may be several causes of the problem.

It's important to find out if you can use your phone's internet connection. If you can't use your phone's internet connection, you need to solve this problem first. When the problem is solved, you will most likely also be able to send and receive email messages.

Can you use your phone's internet connection?