Brand: Gabb
Category: Mobile Phone
Document Type:
Language: EN
Manual for ZTE
Uploaded: Aug. 10, 2025, midnight
Manual Publish Date: 2019-05-01
Getting Started
- Installing SIM Card: Place your finger in the slot at the lower left of the back cover to lift and remove it. Hold your nano-SIM card with metal contacts facing down and slide it into the nano-SIM card slot. Press the cover back into place until it clicks.
- Installing Battery: Remove the back cover. Align battery contacts with compartment contacts and push down until it clicks. Replace the cover.
- Charging the Battery: Connect the adapter to the charging port and the charger to an AC wall outlet. A charging icon will appear. Disconnect when fully charged.
- Powering On/Off: Press and hold the Power key to turn on. To turn off, press and hold the Power key, then touch 'Power off'.
- Locking/Unlocking: Press the Power key to lock. Press the Power key to turn on the screen, then swipe up to unlock.
Key Functions
- Power key: Turn Airplane mode on/off, restart, power off, change to Sleep mode, wake up the phone.
- Home key: Return to the home screen.
- Recent apps key: See recent applications, switch to the most recent, or activate split-screen mode.
- Back key: Go to the previous screen.
- Volume key: Adjust volume up or down.
Troubleshooting and error codes
| Problem | Possible Causes | Possible Solution |
|---|---|---|
| Unable to connect to the network | There is debris on the nano-SIM card contacts. | Use a soft, dry cloth to clean the nano-SIM card contacts. |
| The nano-SIM card is invalid. | Contact your service provider. | |
| You are not within the network's service area. | Check the service area with your service provider. | |
| Poor signal. | Move to an open space, or if you are inside a building, move closer to a window. | |
| Cannot answer incoming calls | You have activated the Call blocking feature. | Disable this feature. Open the Phone app and touch > Settings > Call blocking. Touch  > UNBLOCK next to the number you want to unblock. |
| PIN Code blocked | You have entered an incorrect PIN code three consecutive times. | Contact your service provider. If the service provider provides the nano-SIM card's PUK code, use the PUK code to unlock the nano-SIM card. |
| Phone crashes, reboots, freezes, or cannot be powered on | Some third-party software is not compatible with your phone. | Uninstall the software that may be causing the problem. Upgrade the phone software. Reset the phone to factory status. |