How to Block USB/PENDRIVE/CD/DVD via group editor in windows xp/7/8/8.1

Many times we want to restrict USB drive in our system. Then we use many tricks for this purpose.
like:
  • Windows Registry Editing
  • USB Permissions Change
  • Third Party Software

In previous days the windows registry trick are very popular in windows xp. But now a days we use windows 7 or 8. and in these operating system if we use registry trick then we success for some time, because after a update the system change registry at default stage.So this Does not work in new operating systems.
Second one option is we can change USB permissions for the user, but is more complex when we want to give back write permissions to users.
Third option is, we install a third party software for  USB blocking. this is a  successful way to block removable disk but we always afraid for keylogger and any malware. because no one company gives you services in free. if the company give the service is free then something is wrong.

You don't think to purchase a third party software. then you can use windows Group Editing Policy.

Follow these steps to block USB/Removable Disk:

Step 1:


Open run promote via press window key + R. Type "gpedit.msc"Then Click on ok button.

step 2:

Now you see a "Local Group Policy Editor" Window.
like this


After open the group policy window.
Click on "Administrative Template"
Then Click On "system"

Step 3:

After you click on system. a sub menu is appear.in this sub menu 
Click On "Removable Storage Access"
After this you can see many option.
where you can choose your desired option like:
only usb port block,only removable  disk block, only port 1 block,only floppy disk block etc.
the window look like this
If you want block all removable storage access 
then Double click on "All Removable Storage Classes : Deny All Access"
After double click you see that a new window appear on your desktop which look like this:
In the new window which appear recently is by default set to "Not Configured" button.
please change this to "Enabled" button.
and click on "Apply" button then Click on "OK" button.
Then Close the All windows.
Now your System is protect from outside USB users.

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