How to unprotect the flash disk /usb?

I want to whatch my avi files on my thumb drive through my old vcr that does have the audio video inputs. What can of convertor do I need to purchase, or is there one?

How do I unprotect (disable write protection) on a flash drive with no external write protection switch. The drive is a PNY 4GB Attache enhanced for ReadyBoost which is what it was used for one time in Vista. I wish to format the drive or eliminate the write protection so I can use it for other...

I am using an LG Flash disk and it is write protected. It does not have the write protect switch. How can I undo this problem since saving & retrieving documents in the LG flash disk is not possible. Kindly assist.

I run several Library's and when my customers come in to use our computers which are all standard Dell's they want to do homework, resume updates etc. They plug in there USB Flash drive and not all my machines recognize just any USB Flash Drive? Why is that when I though they were all standard?...