When you are finished using your Yahoo Mail account on your iPhone, you will need to sign out. This is very easy to do. 1. Open the Yahoo Mail app on your iPhone. 2. Tap the Menu button in the top left corner of the screen. 3. Tap the Sign Out button.
Video – How To Sign Out Of Yahoo Mail On Iphone
Once you have signed out of your Yahoo Mail account, you will need to close the app. To do this, press the Home button twice to bring up the multitasking view. Swipe up on the Yahoo Mail app to close it.