Weak current College】 【mobile USB disk connect computer cannot recognize the summary of.

<br> <br> First of all on my computer by right-clicking on the shortcut menu, select "manage", open the "computer management" window. In the computer management window, select the "store" the following "disk management .", if you see no letter u disk, then the u disk, press the right mouse button, select" change drive letter and path "option, opens the" change ... Drive letter and paths "dialog box. Then click on" .change "button to open the" change drive letter and paths "dialog box, specify the following in the" drive letters "on the right drop-down list, select you want to assign to the USB disk drive letter as later choices, such as .X, Y, Z, select OK, and then click OK to return to the previous "change ... Drive letter and paths" dialog window, and then click OK to return to the "computer management" window. At this point, if .everything works, will give ua separate setting a long use drive letters, and it is not subject to the influence of the virtual drive. <br> <br> Recommended <br> Will u disk into the computer to see whether the show icon in .taskbar, if displayed in my computer at right to view the properties - Advanced-Hardware-Device Manager - view the inside if there is a question mark in device, in a question mark at right on the device - update drivers and then the next step .- not for the time being connected to the network - the next install the software automatically (recommended) to the <br> In addition: the system does not recognize USB disk several treatment methods <br> 1. disable the motherboard USB device. < .br> Administrator in the CMOS settings, disable the USB device, and set the BIOS password so u disk into the computer, the computer will not be recognized. This approach has its limitations, is not only disables the u disk, and also disable the .other USB devices, such as a USB mouse, usb drive, etc. So this method will not use the Administrator General unless the computer is very important, worthy of his leave out entire USB functionality. But this shield can break, even if you set .a password. The BIOS settings are stored in CMOS chips, but the memory of COMS is a capacitor on the system board power supply. Capacitance of electricity derived from the motherboard battery, therefore, as long as the motherboard battery removed, use a wire to .the original place of the battery polarity shorted, instantly would clear the CMOS settings, including the BIOS password. Then you only need an return the battery to reset the CMOS, you can use the usb device. (Of course, this requires opening the chassis ., and generally do not apply in full view of the ~ ~) <br> 2. computermanagement lane will prohibit the usage rights removablestorage. Computermanagement is a windows Management component, you can control Panel-administrative tools-computer management opens. In the tool .window storage - removablestorage - property in general, you can control whether the system tray shows security you can manage mobile storage devices use permissions. In the security in the use of the normal user permissions, you can reach down to disable USB disk. Cracked method .is also very simple, administrators reduce the normal user of mobile storage devices use permissions, but may not disable computermanagement usage rights. Ordinary users can use this tool to unlock the usb mobile storage devices use permission restrictions. In addition, it is worth mentioning that .if u disk into the computer to drive, but my computer does not have a drive letter, it is highly likely that an administrator changes the default letter u disk, makes my computer does not recognize. In this case, you can see in movablestorage u .disk drives. Can u disk drive properties settings for u disk to reallocate a letter, then reseat one USB disk, you can see in my computer on the u disk letter. <br> 3. modify the registry key that disables usb mobile storage device .. <br> Open the registry file, expand HKEY_LOCAL_MACHINE \ SYSTEM \ CurrentControlSet \ Services \ usbehci "double-click the right side of the" Start "button, the edit window of the" value data "to" 4 ", select the base .to "hex". Changing for the better after log off it can see the effect. In order to prevent others using the same methods to solve, we can delete or rename registry editor program. <br> Tip: the "Start" the key .is a USB device, the default setting is "3" indicates that the manual, "2" is indicated automatically, "4" is deactivated. <br> <br>.