From the Home screen, tap
.All of your conversations are displayed in your Inbox unless you delete, archive, or filter them.
The current Google Account is displayed at the top of the Inbox. If you have more than one account, you can switch accounts to view the messages in each Inbox. Simply tap the Accounts icon to the right of the current account to select another account to display.
Conversations with new messages are displayed with bold subject lines.
To read a message in a conversation, tap its subject line text.
indicates that you were CC'd on this message.
indicates that this message was sent directly to you.