1. press Microsoft key+ R. then RUN command box will come
2. type REGEDIT then enter, it is registry settings
3. Select HKEY_LOCAL_MACHINE then new list will come
4. From the new list select SYSTEM
5. from the system folder select CURRENTCONTROLSET
6. then select CONTROL. it is a sub folder of currentcontrolset
7. then select STORAGEDEVICEPOLICIESwww.laptoonz.com
8. now we can see 'write protected' then change the values 0 or 1, if showing 0 then change 0 and put 1
2. type REGEDIT then enter, it is registry settings
3. Select HKEY_LOCAL_MACHINE then new list will come
4. From the new list select SYSTEM
5. from the system folder select CURRENTCONTROLSET
6. then select CONTROL. it is a sub folder of currentcontrolset
7. then select STORAGEDEVICEPOLICIESwww.laptoonz.com
8. now we can see 'write protected' then change the values 0 or 1, if showing 0 then change 0 and put 1
