click start control panel administration tools computer management device manager scroll through all of your devices
if you see a yellow question or exclamation mark ? ! or a red X you will need to update the drivers for this device right click select update driver/reinstall driver
if you can see your usb device but its not working scroll to Ports(Com&Ltd) right click to update driver
if you computer came with a motherboard disk the drivers could be on it
or you might have to download one
http://download.cnet.com/slimdrivers-free/3000-18513_4-75279940.html
it might take some time being a freeware driver solution
note: it will find all of your outdated drivers
this is a free driver solutions
they will automatically search for and find the correct driver
hope it helps you
Click on Start, Run, and type regedit and press Enter Click on the plus signs (+) next to the following folders
HKEY_LOCAL_MACHINE
SYSTEM
CurrentControlSet
Control
Class
{4D36E965-E325-11CE-BFC1-08002BE10318}
This folder is the DVD/CD-ROM Drive Class Description in the registry. Look for any of the following names in the right hand column.
Upper Filters
Lower Filters
Upper Filters.bak
Lower Filters.bak If any of the above keys shown in step 4 are listed, right-click on them and choose DeleteAfter deleting the keys, close the registry editorReboot your computerOpen My Computer and check to see if your CD or DVD drives have returned. You may also want to open Device Manager and verify that the yellow exclamation and error code on the CD or DVD drive is gonehope this helps
Click on Start, Run, and type regedit and press Enter Click on the plus signs (+) next to the following folders
HKEY_LOCAL_MACHINE
SYSTEM
CurrentControlSet
Control
Class
{4D36E965-E325-11CE-BFC1-08002BE10318}
This folder is the DVD/CD-ROM Drive Class Description in the registry. Look for any of the following names in the right hand column.
Upper Filters
Lower Filters
Upper Filters.bak
Lower Filters.bak
If any of the above keys shown in step 4 are listed, right-click on them and choose Delete After deleting the keys, close the registry editorReboot your computerOpen My Computer and check to see if your CD or DVD drives have returned. You may also want to open Device Manager and verify that the yellow exclamation and error code on the CD or DVD drive is gone.hope this helps
During the boot process you will see on the screen to press a certain key to enter setup Press and hold that key during the boot up process to enter BIOS you can load failsafe defaults or load optimized defaults ,press escape then press f10 to save to cmos to restart also click start all programs accessories scroll to system tools from there you should see a system restore click next a sytem date should open up select the date you want to restore your computer to or if you want a full factory restore Turn Off the computer, now as soon as you hit the power button, keep on holding "Alt" key & keep on tapping "F10 key,ie: Alt+F10, it will open the recovery console ,select full factory restore and follow on screen instruction. (Note:this will erase all datas on the computer)
Hope this helps you
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