1. Select the desired "Mailbox". In this example, we will rename the "Filtered Inbox".See figure 1.

    Figure 1.

    2. Click on the three horizontal lines See figure 2.

    Figure 2.

    3. Select "Customize Mailbox" See figure 3 

    Figure 3.

    4.Type the new name of the mailbox (Required). In this example the new name will be "Test".See figure 4.


    Figure 4.

    5. Type a description of the new mailbox.


    6. Set a color and icon for the mailbox.


    7. Enable notifications for new emails in that mailbox.


    8. Click “Save Mailbox”.See figure 4.

    9. You have renamed your mailbox! See figure 5.

    Figure 5.