Slide your finger slowly along the top edge of the iPad, and you will find a small black oval button in the upper right corner. Press and hold this button for a few seconds to turn on the power completely, that is, turn on the power. If you plan not to use it for a long time, turning it off completely is the best way to protect the power life of the iPad. When you turn it off completely, the following interface will be displayed on the screen of iPad. Your request has been confirmed. If you confirm closing, just drag the red arrow slider by hand and slide it from left to right. To turn on the iPad, just press and hold the switch button 1 for 2 seconds, and it will work again after one minute or after the animation of turning on.

1, start the power supply and motherboard 2, start the TV set, start the computer, start the mobile phone, start the game machine, start the learning machine, start the tutor machine, start the early education machine, start the tablet computer 3, start the power supply and run the program.