Upgrading instruction1, Please upgrade S7-1 as below steps;

2, Connect your player to computer, and then open the upgrading tool;

3, please double clik icon, and the below menu will be appeared.

4, then connect the Eraser to computer by 5pin USB data cable. Once there is USB connecting

icon, please click icon，at this time, it will display this menu:

5：please select “All” and click “Erase” button at this time

6：Erase successfully and will display as below:

7: Configure the upgrading tool as below:，

Clip Configure button:

And the configuration menu is as below:

Save and Exit.