Tip: the devices itself wouldn’t indicate anything during updating process
1、 Take out the batteries
2、 Make USB cable connect the computer first
3、 Hold the fire button and then make USB cable connect your device
4、 Open updating Soft ware ,
5、Click “choose” to choose the file for the device update，
6、Finally, click “Update” to finish updating
Tips:Take out the batteries and make USB cable connect the computer first.
Then hold the fire button and make USB cable connect your device at the same time.
1. Can not find the corresponding product upgrade software?
If you can not find the corresponding product upgrade software, because the product upgrade software has not yet released, if you have any suggestions to upgrade the product, you can contact us.
2. What if the device cannot turn on after upgrading?Or failed to upgrade?
If the device cannot turn on after upgrading , firstly, please take out the cells, wait for a few minutes, then install the battery.
If you failed to upgrade,you can also change other USB cables or computers for a try.