A flash drive, it can be put into a USB port and the computer will register it and you should be able to pull up anything you store on it on a another computer or device you are using.
Return to the camera shop and bring the camera in. mention that the lens was jammed and she would like a refund. she should stay calm and handle the situation gently, as to not anger the shop keep. if she returns the camera and gets a refund then no harm no foul, no money or product was lost.
hope this helps :)
What do you mean ? I’m confused..
A hub can be used to connect multiple computers and networks.