Google's 2.5 billion registered users make Gmail a big target for hackers, and hackers always working on new ways to bypass ...

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 ...

You can open Google Hangouts in Gmail to chat with others, but you will need to send an invite if the contact is not yet on Hangouts.