1. To add TSS Google Mail on your Android Phone, first navigate to the Gmail app. Press the App Drawer button and scroll (or search) until you see the Gmail app. Most Android phones include the Gmail app by default, but if you don't see it for some reason, you can download it for free from the Google Play Store.
2. Open the Gmail App. Select the 'hamburger menu' in the upper left hand corner of the app, tap the tiny white triangle indicated below, then choose 'Add Account':
3. You'll be presented with some options. First you want to choose a 'Google' type account and then confirm your device PIN code. Afterwards, you'll want to enter your full TSS email address (e.g. firstname.lastname@example.org) and password.
4. That's all there is to it. Your phone will take some time to sync your data, after which you'll be able to send and receive email with your TSS account. If you have multiple Google Mail accounts, you can switch between them by, again, selecting the hamburger menu in the upper-left hand corner of the screen, then choosing between the different avatars you see