Generally speaking, the computer will set some shortcut keys by default, but these shortcuts are convenient, but sometimes they will cause you trouble. I don't know if you will have such a situation: Occasionally, I don't know what keyboard combination key is pressed, and then the notebook screen is over. What happened to the shortcut key setting? Can this function be turned off? The keys are generally set in the graphics card driver. Many graphics cards support this function. Although I don't know what the function is, it seems that the notebooks of the students who use the intel core graphics card have this situation. Other graphics cards are not clear. Setting method 51xp system home as an example of the Intel graphics card driver control panel.
If you think this function is not necessary, you can cancel the shortcut function directly.
The shortcut keys for adjusting the screen orientation are generally ctrl+Alt+ up and down.
Intel core graphics can be viewed by this method: right click on the desktop and select “”graphic options<;
The computer is horizontally screened. Don't think that there is something wrong with your computer. Basically, you have encountered those shortcut keys. If you think that those shortcut keys are not necessary, it is best to turn off the suggestions.
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