how to find my usb hp v250w? the driver has installed but i cannot find in my laptop

[taburnz]

usb cannot find on my laptop even if my computer says the your device has successfully installed

 

[Phillip Corcoran]

Check in Disk Management. It may need a drive letter assigning (adding) to it: http://windows.microsoft.com/en-gb/windows/change-add-remove-drive-letter#1TC=windows-7