iPhone can receive but not send email

I think that razmee209's link didn't paste:

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

RafflesLg wrote:

I can receive email on my iphone but cannot send out

Click here If you can’t send email on your iPhone or iPad - Apple Support

Richard.Taylor wrote:

I think that razmee209's link didn't paste:

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

ughhh thanks...