When Yahoo Mail stops working, it's likely due to one of a few simple errors. If Yahoo Mail isn't working for you, there are a few potential issues that could be the cause. In some cases, both ad blockers and outdated internet browsers can stop Yahoo Mail from working.Is Yahoo having problems?
Yahoo Mail servers go down either in select regions, or on occasion it’s a global outage that also receives an official statement from the company. Common problems with Yahoo Mail include being able to read emails and sending via the online portal, iPad, iPhone, or Android apps.