CURRENTLY NOT WORKING WITH V21 FIRMWARE
In new firmware versions the virtual keypad will appear when you open a .swf (flash) file...
The solution here is to open your flash file with the built-in web browser. This is my first version of the tutorial and it shows you how to do it.
In one part of the tutorial you are required to insert the HTML codes, here you can copy the codes from here:
Brought to you by Jason Ding