To fix Yahoo Mail Not Working on iPhone, first and foremost, check your internet connection as it could be one of the reasons for Yahoo mail malfunctioning. Also, check if the device you are using has the latest version of iOS. You can also try signing out of your account and signing in again to get the issues resolved. To Know More Visit -
https://www.contactyahoo.us/blog/yahoo-mail-not-working-on-iphone/
