How do you add music to a Micro SD Card?

Question

I would like to add music and maybe video to a micro SD card that is for my Blackjack. I have an adapter that allows me to put it in my card reader and the computer reads it but when i try to add data like a single song it says: This disk is write-protected. remove the write-protection or use another disk. how do i fix this?

Answer 1

There is a switch on the side flip it.

But it might be on the converter or the card or both

Answer 2

It is simple

On the adapter their is a little switch on the side

all you need to do is flip the switch