One, Intel graphics console
1. If we want to tell a PowerPoint presentation, we first connect the external screen (projector) to the notebook;
2. Then we right-click the desktop space and click "Screen Resolution" in the bounce.
3. Then in the "screen resolution" We click on "Advanced Settings";
4. Select the Intel Core Graphics Control Panel;
5. Click on the graphic properties shown in the following figure;
6. When entering into the graphic properties, we click "Show" again.
7. Click on the Drop-down menu of multiple screen display;
8. On the left side, you can choose to Clone (copy) or extend the switch mode.
Second, NVIDIA video card console
1. I also refer to the device is the external screen (projector) to connect the notebook;
2. Or on the computer desktop right click on the blank, and then click Nvidia Graphics Console;
3. After entering, we click on "Show"-"Set multiple displays" click it to enter;
4. Check the detected external display screen;
5. Click Application to realize the expansion function;
6. Drag screen 1 and screen 2 to properly adjust the placement of the display;
7. In the Pareto chart, right-click Screen 2, choose Copy 1, click Apply, can achieve screen copy function.
Third, AMD graphics control console
1. External screen (projector) connection notebook;
2. Right click on the desktop, open the AMD graphics console;
3. Click on the desktop and monitor;
4. Directly choose to copy or extend the desktop;
5. The following additional options allow us to properly adjust the arrangement of the screen and select the copy of the screen.
Friendly tips, here we are talking about the Intel graphics control Nvidia graphics card AMD graphics console three common graphics card, and the use of the WINDOWS8 system to contact the notebook, if you are other versions of the notebook may be slightly different, If you cannot implement a projector switch in this way we can try to find the reason for the relevant official.