Own Smart 9 Pro - Before Using The Phone; Insert SIM and TF Card

3
 Note
Multi Task Key and Back Key can be exchanged the layout and color in Settings -->
Navigation bar.
3. Before using
Insert SIM card and TF card
1) Stick into the pin hole with eject tool, and then card tray will be out of phone.
2) Put SIM card and TF card to card tray correctly.
Card 1 supports Micro SIM card.
Card 2 supports TF card.