You can add Yahoo Mail to your iPhone by downloading the official Yahoo Mail app, or by adding your account to the default Mail app.

To switch between inboxes, tap the Profile icon in the upper-right corner and choose an email address. Another option is to install the provider's app. Outlook and Yahoo have their own apps. This ...

The Mail options in Settings lets you add Gmail, Outlook, or another email provider to your phone This article describes how ...

This article explains how to set up email accounts on an Android phone. The instructions apply to all Android devices regardless of the manufacturer (Google, Samsung, etc.). How to Set Up Gmail on ...