How to disable the Write function of u disk

With the use of U disk more and more frequent, bring us convenience at the same time also make the disclosure situation more and more serious, is there any good way to protect our U disk data better protection? Now say this aspect of a skill: let U disk into a read-only device, that is, U disk data can only read, but can not write! This not only can avoid the data leakage caused by U disk, also can make U disk from virus attack.

We are on an XP computer to show you how to achieve the production of read-only USB disk, run Regedit on the computer, we choose a new item under Hkey_local_machinesystemcurrentcontrolsetcontrol, The name of the item is storagedevicepolicies.

Under New Storagedevicepolicies, select a new DWORD value, and the name of the DWORD value is Writeprotect.

We set the value of Writeprotect to 1, so that the USB disk can only read operations, if the Writeprotect value set to 0,u disk can be normal read and write operation.

After setting up the registry, we will test, as shown in the following figure, we are ready to send a folder to the U disk, try to see how the effect.

U disk display is written to protect, read-only u set is successful! In fact, if the operating system is Win7 or Win2008, we can also consider disabling the USB storage device through Group Policy, which would be more convenient to control.