How does the win7 computer realize automatic computer boot?

Of course, if your computer is fast enough, you can start it up quickly and put it into use, you will never think of going to auto-boot, because there is absolutely no need, but for some friends, booting is really a very troublesome thing. Maybe it takes 2 minutes to boot, but it still takes a while to start up completely. At this time, if the computer can boot itself at a fixed time, isn't it better? Below, Xiaobian is based on Win7 64-bit Ultimate. For example, let's introduce the setup skills!
1. First, we need to enter the BIOS interface, then select Power Management Setup and click Enter, so that you can enter the power management interface.
2. Next, let's move the mouse to the resume byalarm option, and then use the page down button on the keyboard to change the default state behind it to enable. After setting, we will find the original gray date and Time, that is, the date and time that cannot be set, this time will suddenly become brighter, of course, it will enter the state that can be set.

3. Next, we move to the date alarm options, again operated by the page down key, so that you can re-set time, the specific needs of when to begin, to see all of their needs The time here can be set even for seconds!