hi there i have got an usb modem 3g Zte MF100 installed correctly with all the proper
drivers that it need for windows 7 i open the program which is on desktop-shortcut it opens correctly and the full reception comes but when i click connect it says "the device is unavailable"---this happens only in windows 7 ultimate which i installed in my PC with 512mb Ram and not happens when i had installed windows 7 extreme edition before in the same PC--what is the problem please because i need it to use this windows tiny in my PC because it works well.thanks in advance!!!
