Window unable to format pen drive

[sammias5]

Hello,
i have an LG 8BG flash disk but it won't open nor format.everytime i try to format keeps saying 'window unable to format

 

[evongugg]

Try this:

http://www.techpowerup.com/downloads/330/HP_USB_Stick_Formatting_Tool.html

then try this:

USB Flash drive tester

http://downloads.zdnet.co.uk/0,1000000375,39364218s,00.htm

The pen drive may be bad and need replacement.