1. For iOS, tap your profile picture at top left.
For Android, tap the Main menu icon at top left.
2. Tap Customize tabs.
3. For iOS, drag the three-stacked lines at the right of the desired tab and drop it under Show on main screen or Keep in menu.
For Android, drag and drop the desired tab under Show on main screen or Keep in menu.
4. Tap the checkmark at top right to save your changes.