Let the Vista system only recognize the specified U disk

Now U disk is very popular, you can buy 1G for dozens of dollars, and many mobile phone functions also have U disk function, so I want to copy some files from other people's computer, it is very simple thing This will pose a great threat to the data in the computer. In fact, there is no need to worry about this problem in the Vista system. We can disable all USB storage devices by setting, and also allow the system to use only the specified USB flash drive. Let us introduce the process of setting up. Insert your U disk into the Vista system first, let the system use the U disk normally, then go to the “Control Panel” and double-click “Device Manager” to expand the “Portable Device”. Inside, you have your USB flash drive, click the right mouse button on the button to select “Attributes”, click the “Details” tab in the pop-up “Properties” window, and then in the device “Properties” box. Select “Hardware ID”, the following "value" will appear in the string, this is the hardware ID of your U disk, copy it and save it. We also need to copy "Universal Serial Bus Controller” In the "USB Mass Storage Device" hardware ID, expand the "Universal Serial Bus Controller" list in the "Device Manager", find "USB Mass Storage Device" in it In the "Properties" window, click on the "Details" tab, copy the hardware ID of it and save it. Find out the hard disk of the U disk. ID after the group policy can be achieved. Press the shortcut key "Win+R" to open the "Run" dialog box, enter "lded;gpedit.msc" to bring up the Group Policy window, and then expand "Computer Configuration & Rarr; Management Template & Rarr; System & Rarr; Install → device installation restrictions & rdquo;, double-click on the right side of the "Do not install devices not described by other policy settings", select "ldquo; enabled" in the pop-up window, and then click the "OK" button Set it up to disable USB devices that are not described by the policy.