1. The power button is located on the top or back of the all-in-one machine. Press the key to start the machine. After the all-in-one machine is started, the operating system will automatically enter the login interface. If a password is set, you need to enter it correctly to enter the system.
2. When the all-in-one machine is turned on, the BIOS program will be loaded first, and then the operating system and other applications will be loaded in sequence according to the preset startup order.