I can receive emails on my iphine but cannot send them or reply

If you can't send email from the Mail app on your iPhone or iPad, there are a few things you can try.

...

Check the Outbox for unsent email

1. In Mail, go to your list of mailboxes.
2. Tap Outbox. If you don't see an Outbox, then your email was sent.
3. Tap an email in the Outbox. ...
4. Tap Send.

If you can't send email on your iPhone or iPad - Apple Support

Official Apple Support › en-in

Sykotyk Said:

"I can receive emails on my iphine but cannot send them or reply"

-------

Refer to the link provided atop this thread.