Tin học 3- Khởi động máy tính, tắt máy tính

Hello everyone, today I will show you how to operate a computer and how to turn off a computer. First of all, with a desktop computer, we have to do two steps. The first step is to turn on the power button on the computer body. With each desktop computer, the size of the computer body is different. We will look for the largest button on the computer body. For example, with this computer, we look for the largest button. Or with this computer, we look for the largest button. And on this button, people usually have a symbol like this. Or a symbol like this, this is the symbol of the power button. We will press once on this power button. After seeing the indicator light on the computer body, we have successfully activated the computer body. After activating the computer body, we will press the power button on the computer screen. The power button is usually located at the top right corner of the screen. We will press and see the indicator light on. We have successfully activated the computer screen. As for the handheld computer, we will pay attention to the surface of the handheld computer. We pay attention to the power button. On this side, there are computers that are placed on the power button. Or there are computers that are not placed on the surface of the computer, but are placed on the side of the computer. On this computer, we will find the button with the power button like this. Let's press it. Then we will activate the computer. So the activity is very simple, isn't it? Next is to turn off the computer. Before turning off the computer, you need to turn off all the apps that are open in the computer. For example, if we don't turn off all the apps that are open, it will be very difficult to turn off the computer. There are computers that cannot be turned off. For example, when we turn on this computer, we need to press the X button to turn off all the apps. We have to turn off all the apps. After you turn off all the apps, you will see a screen like this. For example, I am turning on a computer that is hidden here. If you look at the bottom of this screen, there are still some apps. These apps are not open. The apps that are open usually have a green bar at the bottom. If you look at the green bar, there are some apps that are open. We need to click on these apps. For example, I will turn on some more apps. These apps are hidden under this bar. So we have 4 apps that are open. There is a green bar here. These apps are open. We need to click on the X button to turn off all the apps. We have turned off all the apps. This is the app that the teacher is filming. So the teacher did not turn it off. After you turn off all the apps, you will see a screen like this. You will click on this number button. This button is the start button. We will click on it. After you click on it, you will see the power button. We will click on it. There are 3 more buttons. This is the reset button. After you click on this button, the computer will restart. It will turn off and restart automatically. This is the shoot down button. When you click on this button, the computer will turn off completely. This is the sleep button. We will choose the shoot down button. Click on the shoot down button. We will turn off the computer. To turn off the computer, we have to use the mouse. Enter here to turn off the computer. We do not turn off the computer by pressing the button. Like the beginning. Please pay attention to this button. The button above the computer. We only use it to turn on the computer. We do not use it to turn off the computer. Please pay attention. If we click here to turn off the computer once, the computer will not turn off. The computer will only work. Please pay attention. To turn off the computer, we have to use the mouse. This is how to turn off the computer with Windows 10. Next, I will show you how to turn off the computer with Windows 11. With Windows 11, the start button is placed here. We put the mouse in. You see the start button. Click the mouse here. Then we will move the mouse to the right. We see the power button. Click here. After that, you see a lot of buttons. The reset button. The restart button. The boot button. The shutdown button. The sleep button. This button locks the screen. The sleep button is to sleep. These buttons are to update the version of the computer. This is for teachers or parents. We will find the word SOOTHEDOWN. Click here. We have turned off the computer. Please subscribe to Vui học cùng cô Thúy channel to watch more helpful videos.