This is just off the cuff, check to see if any device will read from your usb port, plug a phone in, you should get a sound conformation once the device manager recognize the device, that will narrow down the culprit that troubles you, next if you don't like hunting down drivers then click on the link bellow & download this freeware driver'bot called "Slim Drivers" It will check every peace of hardware attached in, out, or on your system & makes sure that it has the latest drivers & installs them so they are threaded to shake hands with the operating system, it even hunts them down for you then shows them to you! all you have to do is click "download" its all point and shoot.."EZPZ123Z" If you don't eject the extramural hard drive before unplugging the usb..? you might have burned the circuit board on the external hard drive, try that,, it will narrow down & isolate the problem, PS wen you link over to slim drivers web site do not click on the first big green download button you come to! you want to step over that landmine! just below that you'll see this link! you know what? just click here >>>----> Download SlimDrivers Now good luck & best wishes
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This is just off the cuff, check to see if any device will read from your usb port, plug a phone in, you should get a sound conformation once the device manager recognize the device, that will narrow down the culprit that troubles you, next if you don't like hunting down drivers then click on the link bellow & download this freeware driver'bot called "Slim Drivers" It will check every peace of hardware attached in, out, or on your system & makes sure that it has the latest drivers & installs them so they are threaded to shake hands with the operating system, it even hunts them down for you then shows them to you! all you have to do is click "download" its all point and shoot.."EZPZ123Z" If you don't eject the extramural hard drive before unplugging the usb..? you might have burned the circuit board on the external hard drive, try that,, it will narrow down & isolate the problem, PS wen you link over to slim drivers web site do not click on the first big green download button you come to! you want to step over that landmine! just below that you'll see this link! you know what? just click here >>>----> Download SlimDrivers Now good luck & best wishes