Many possibilities behind you didn’t receive notification on new mail or reply any conversation comes in your iPhone Mail App. Many iPhone users facing problem on my iPhone not notifying new Mail in Notification center and for Mail app, Lest see how to enable/ turn notification alert on each new mail or old conversation reply comes to you without any of miss. First I will discussed what have to do in your iPhone, iPad running on iOS 7 and then for iOS 8 (Because iOS 8 comes with quite changes inside app settings). One on them is mail app.
iPhone not notifying new Mail and Mail conversation reply: iPhone 5S/5, iPhone 6/6 Plus
1st: Try Below steps on your iPhone or iPad running on iOS 7 or iOS 8
Step 1: Go to the Setting app.
Step 2: Next, Tap on notification center.
After that you can see notification center, by swipe down finger from top of the screen.
Now, you will got push notification in notification center on new email arrive.
2nd: Enable/Turn Notify me for Mail app
Advance mail system comes in iOS 8, gives more option and reliable for every users. Before this time you can’t get notification on old message conversation reply. In many time you missed old message conversation activity on reply by someone and you are in conversation. At that time you will get notification. First verify that you might be disable stop notify me for selected mail conversation.
Follow the below steps For Apply/ Turn notify me
Step 1: Open Email, and then tap on flag icon.
Whenever any of the activity occurred, you will receive notification in iPhone, iPad notification center.
Still you are facing problem on iPad, iPhone not notifying new Mail, Please share your point in brief view in below comment box.