Hello friends. Greetings to all. I guess you all are performing good. Well I am apply huawei umg 1831 because a week or so. The matter is that in my laptop it gets hot and through out other times it gets disconnected. The indicate strength also looks to be on the lower pc. I have laptop , cq40-616tu. There are 3 usb ports and I have tested it in every slot. I am apply windows 7.