Now U disk has been 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 from other people's computer Some files, that is a very simple thing, so there is a great threat to the information inside the computer, in fact, you don't have to worry about this problem in the Vista system, we can disable all USB storage devices by setting, and also let the system Only use 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 enter the "Control Panel", double-click the "Device Manager", expand the "Portable Device" inside, you can see Inside, there is your U disk, click the right mouse button to select "Properties", click the "Details" tab in the pop-up "Properties" window, and then select "Hardware ID" in the device "Properties" drop-down box, below A string will appear in the "value". This is the hardware ID of your USB flash drive. Copy it and save it.
We also need to copy the "USB Mass Storage Device" in the "Universal Serial Bus Controller". "Hardware ID, expand the "Universal Serial Bus Controller" list in the "Device Manager", find "USB Mass Storage Device", click on the "Details" tab in its "Properties" window, copy it out The hardware ID is also saved
After finding the hardware ID of the USB flash drive, it can be implemented through Group Policy. Press the shortcut key "Win+R" to open the "Run" dialog box, enter "gpedit.msc" to bring up the Group Policy window, expand "Computer Configuration → Administrative Templates → System → Device Installation → Device Installation Restriction", double click On the right side, "Do not install devices that are not described by other policy settings", select "Enabled" in the pop-up window, and then click the "OK" button to set it to disable USB devices that are not described by the policy.