How To Remove Write Protection From Your Pen Drives / Memory Sticks ~ All Methods in 1

In most of the USB based flash/pen drives, write protection is
provided via the small notch. First of all look for it in sides of your
drive. It’s even marked with lock/unlock symbol. Move/slide the notch to unlock position (means releasing write protection)
before you perform any file operations in your drive such as
copy/paste/format etc. After that you can slide back the notch to lock