emails are only coming through to phone when wifi is off

bit of a strange one.after updating the yahoo mail app my emails stopped coming through to my phone (samsung galaxy a3).they are now coming through.but only when the internet is off or i am away from any soon as i put my house wifi on my emails wont come through and i cant open existing

Show Accepted Answer

Guest Quick Reply (No URL, BBcode or HTML)

Last post by gdach
2 hours ago
Last post by gordon60
2 hours ago