how to reboot a flash drive?
The fact that the memory stick is write protected will not prevent you "reading" the contents. Thus there is no problem in making the copy from the stick to the memory card.
Your Nikon camera is displaying a message that the memory card is write protected because the switch on the memory card is in the locked position, preventing any data from being written or deleted on the card.
You can't. Hopefully you have a tab on the memory card. If you do, just move the tab to allow writing to the card.
take the memory card out of the camera and push the little yellow lock upwards to unlock it.
If your memory card is showing that it is write-protected, it means that the switch on the memory card is in the locked position. You need to move the switch to the unlocked position to allow writing to the memory card. Simply slide the switch on the memory card to the opposite side to disable the write protection.
Flip the "Write Protect Switch" on the side of the card, - Format the card (avoids file ownership problems).
Slide the write protect tab to the unlocked position.
When you install a memory card, you have to format it with the phone format.
To clear memory card,you could format the memory card or put in your laptop and delete it
Many digital devices such as cameras that use memory cards will have an icon or other option selection to view contents of a memory card as well as to format the memory card. If a computer has a slot for the card, you can insert it and use an application to format the card. It is often available in explorer (windows) or nautilus (linux) by right clicking the memory card entry.
Most multi-format memory card readers can read the xD format, but contact your reader's manufacturer to be certain.
You can try to format it from window 7 it may some time format the memory card. If it does not work you can throw it out.