A:AnswerHello turn the mouse over open the compartment in the back and insert batteries and turn on the switch to green then you're all set. There is a small switch on the back of your mouse.
A:AnswerHello, Dora. This HP Pavilion All-in-One 24-k0234 computer does not have a CD/DVD drive. You can use an external USB CD/DVD drive with this computer.