WARNING:This will erase all the data:
Hi, I gonna provide you with special trick to format your USB memory stick. If there is no Write protection ON or OFF button on stick then follow the following steps
1. Shutdown your computer or laptop
2. Insert USB Memory Stick into your laptop or Computer
3. Turn on laptop and then immediately start pressing (F8) key then Advanced Boot Options screen will come up
4. Select Safe Mode with Command Prompt
5. After loading files if your USB Memory Stick drive letter is (G) for example then write as
6. C:\windows\system32>G: and press enter
7. G:\>format G: and press enter
8. If ask you (Y/N) then press (Y) and press enter
9. Now a full format will start which remove write protection from USB Memory Stick.
How to remove a write protection from your USB memory Card
First of all thanks.This is the only useful and correct information to remove write protect and USB.
Note:I did it on Windows 7