How to remove write protected usb

Hear i am going to tell how to enable and disable write protected USB via cmd 

   step 1. hit Win key+R and  then type "cmd" in the open drop down list box . It appear like this  

   step 2.type "diskpart" in cmd prompt 

    step 3. after that diskpart application open and then type "list disk "

    step 4. And select the disk which you want to do (enable/disable) write protected 

                 type "select disk #__#" .For hear select disk 1

    step 5. to  make enable the write protected in usb 

                  type "attributes disk set readonly"

   step 6. after doing this remove the usb and plugin again to activate write protected in the usb

            to verify this? go in to the usb and select any file right click ( you can not able to see  

             delete option in that). it may appear like this

         

    step 7. to disable write protection in the usb 

              type "attributes disk clear readonly" in the diskpart. 

   step 8. to activate this action remove the usb and plugin again. go to the usb and right click  a                                                                                               any file you may able to see delete option in list

  note: in the right protected mode cut ,copy,rename.delete option will not appear