How to delete all the pictures from Samsung NV11 memory card ?

Select the top photo hold the mouse cursor then select the bottom diagnal photo all of the photos should be selected then select delete all photos will be deleted or you might format your memory
click start click on my computer you should see your memory card
right click then select format
another way is to control panel administrive tools computer management disk management right click on your memory card or it might be listed as a mass storage device
select format