Z80 3G smartwatch ROM firmware

ByGB Blog Official 2017-04-13 2669

This is firmware pack for Z80 3G smartwatch. Download here for free as you need once you are logged in.


1. Prepare a computer, your device and a working USB cable.

2. Ensure your device has at least 50% battery in case it might be shut down during the updating process. (or plug your device in the power socket near your PC)

3. Do remember to backup your important files in your TF card or your PC in case of the data lost which might be happened during the updating process.

4. Do follow the updating operation guide and operate correctly.

5. Do NOT do any operation on your device during the device updating process in case of updating failure.

6. Other cautions when needed due to the specific updating process or product.

 You may also want to read:
 Fix Z80 smart watch charging & battery problems
 Fix Z80 smart watch boot & screen problems
 Troubleshoot Z80 smart watch Bluetooth & SIM card issues
 Handy fixing guide for Z80 3G smartwatch issues

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Z80 3G smartwatch ROM firmware