How to do local system upgrade

please contact us to ask for upgrade file first.

Find a USB disc ,the USB disc capacity is lower than 32GB .

Download upgrade file in to USB disk root directory.(don't unzip the file, don't change file name. )
Connect the USB with the karaoke player USB port
Access into Android from screen homepage
Access into setup
Select upgrade system
Select local upgrade
Try several partition of the usb and it will hint whether need to upgrade system.Select OK

Remind:During upgrade, please don't cut power supply.And don't power off the player

Below video for easy understand

Recommend

Last Next