Hunting down a quick solution for an Email problem is not always easy. Because our apps and operating systems change often, you need to find up-to-date information. That’s why we have compiled a list of some of Yahoo’s most common problems such as lost passwords, blocked login attempts, Email not sending or receiving or Yahoo mail is not working on Android or Iphone are some fairly typical Yahoo issues that don’t take much time to resolve and outlined exactly how to resolve them.