Hello i have an U9 and when i try to install the jad file it shows a message displaying "the installation you are attempting failed due to an invalid file type. Please try again".When I try to open the jar file it says "This application cannot be installed because one or more of the required files are missing". I have put the jad and the jar files in the same folder.I have tried to put the files onto my u9 with usb cable and bluetooth.can someone help me plz!!! thank you