USB drive (Fat32) stuck on read-only. Unable to erase or partition
Try format it in another computer - anything will do. If it still won't, or if it shows the same data even after formatting, assume the write-protect firmware has kicked in &amp; it's now dead.
There's a full work-through of this issue on our sister site, Super User - What can I do if my USB flash drive is write-protected or read-only?