How to set up Win8 tablet to identify your own U disk?

First insert your own SD card, right click on the “Computer” on the desktop, select “Manage”, launch “Device Manager” in the open window, expand “Disk Drive→Genric USB SA16G SD CARD” in the device list, right click and select The property opens the settings window (Figure 3).

(FIG. 3 Select Set SD card)
open the window switch to the "Detail", and then select the "hardware ID" in the "Properties" drop-down list, and note the SD card hardware The value of the ID, similar to "SDGendisk", right-click and select "Copy" and paste it into Notepad to save it (Figure 4).

(FIG. 4 Copy SD card hardware device ID value)
operation supra, to continue "Universal Serial Bus Controller → USB COMPOSITE DEVICE" device, copy the same hardware ID value stored to Notepad . Similarly, the USB HUB can be set so that only the USB flash drive can be recognized after the USB HUB is inserted.
Then start the Group Policy Editor, expand Computer Configuration→Administrative Templates→System→Device Installation→Device Installation Restrictions, and set the “Do not install devices not described by other policy settings” policy in the right pane to "activated". Continue to set "Allow installation of devices matching the following device IDs" to "Enabled", click "Display" in the open configuration window, and then enter the hardware ID values ​​of the obtained SD card and USB COMPOSITE DEVICE, so that the tablet You can only identify your own SD card (Figure 5).

(Figure 5 setting allows the SD card hardware ID)
After the above arrangement, if children insert their own phone's SD card, SD card due to the different hardware for each ID, the system will refuse to recognize, The inserted SD card cannot be seen in the Explorer. At this point, open the device manager and you can see that the inserted SD card will appear under “Other devices”. Open the properties window and you can see that the SD card driver has not been installed due to system policy restrictions. This can effectively prevent various viruses brought by the SD card (Figure 6).

(6 after setting policy limits set Figure tablet will not identify other SD card)
If you feel troublesome control group policy, but also can make use of Lenovo Port Locker (Download: http: //suo .im/ayavy) Protect the USB interface with a password. After enabling Lenovo Port Locker protection on the tablet, the inserted USB device must be entered with a password (Figure 7).