To set the U disk as read-only mode

1, open the Run dialog box, and enter Regedit open Registry Editor;

2, and then in the Open Registry Editor once to expand the positioning to the "Hkey_local_machinesystemcurrentcontrolsetcontro" item;

3, and then right click on the left window to create a new item value and name it storagedevicepolicies, and then in our new item, select a new, DWORD value, and change the name of the DWORD value to Writeprotect;

4, finally the new item value double-click to 1 can be, and then exit the registry on it, so you can achieve the U disk set to read-only mode.

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