MacBook Air 
Back up your iTunes library by copying it to an external drive
You can back up your iTunes library by consolidating your library into one folder, and then copying that folder to an external drive.
Use Switch Control to interact with your Mac
Switch Control is an assistive technology that helps you enter text, choose menus, move your pointer, and more – all by simply clicking a switch. You can use a keyboard key, mouse or trackpad button, joystick, or an adaptive device … Continue reading
