Intel Corporation All Drivers. Why wont my system recognize my USB device February 8, 2. Oh my gosh I have spent the last two days going round and round trying to get my laptop to recognize my USB mouse again. It was working one second and the next it just quit responding. I thought at first that the cable on the mouse had finally given out cause it had begun to fray at the base of where the usb plug and wire came together. So, I thought, no big deal, Ill just plug in a new usb mouse. New Data Junction 7.5 2017 - Full Version 2017. However, when I did, the laptop kept telling me unknown device. I searched and read every forum I could find on the subject. They pretty much all said the same thing, i. Plug new mouse in another computer, plug other usb devices in port, plug other mice into the usb port, etc., etc. And my problem wasnt just one of the usb ports, it was all three of them. However, I finally determined that external storage devices such as an external hard drive and flash drives would be recognized so if that was the case, the usb ports werent totally fried, right So, why wouldnt my laptop recognize a usb optical mouse It was driving me CRAZYView and Download Acer Aspire 4935 service manual online. Aspire 4935 Laptop pdf manual download. This laptop came for repair because of the LCD screen backlight failure. My customer complained that the laptop LCD screen. I have an Acer Aspire 5720z4126 and it will not boot my OS. It gets to the loading screen for microsoft and never gets passed that to the log on screen. SmartPCFixer is a fully featured and easytouse system optimization suite. With it, you can clean windows registry, remove cache files, fix errors, defrag disk. Ethernet Drivers Intel 945GM Graphics Driver Intel Chipsets Driver Intel Graphics Media Accelerator Driver Ver. Intel PRO Network Adapter Driver. Project Scheduling Programs on this page. Finally, I found an article where someone mentioned to shutdown the computer and UNPLUG it from the power supply, wait a few minutes, then plug it back in and turn it on. Seriously The solution couldnt be THAT simple, but I was at my wits end and it wasnt something I had tried so far. Figured it was worth a shot. HOLY MOTHER OF YOU KNOW WHATThat freaking did it Are you kidding me AAAARRRRRRRGGGGGHHHHHH I wish I had seen that article first. It would have saved me two days of unbelievable frustration and countless hours reading and trying to figure out how to get it working again. Im happy its working again and just had to share. Unplugging from the power supply is certainly something Ill remember going forward.