SH39 upgrade steps

1. Unzip UPDATA.RAR and place it under the root directory of the TF card/Micro SD Card
2. Insert the TF card after turning on the SH39 machine, and it will enter the automatic upgrade state.
3. Wait for about 3 seconds, there will be three beeps and the light will flash off once the upgrade is successful.
4. Take out the TF card, restart it and it will be OK.
5. English will be available after the upgrade

Download Firmware Here

Download Manual Here