If your laptop has a VGA port, you can connect the computer to a TV or projector with a VGA cable, and you have two monitors. Using the dual-screen display function of the operating system itself, the two screens can display completely different content (that is, the laptop is connected to the TV projector VGA extension mode), or the same content can be displayed online (that is, the laptop is connected to the TV projector VGA Copy mode) You can surf the Internet on the monitor and watch a movie on the TV at the same time, and do two things at the same time, which is equivalent to turning one of your computers into two! After connecting your computer to the TV, you have a 30 or 40 or even 50 inch or even larger display. Watching movies, playing games, surfing the Internet, etc. on a monitor as large as a TV will bring you unprecedented shocking effects! And the operating performance of the computer is hardly affected.

laptop to tv

How to connect laptop to TV projector VGA? There are several solutions below to introduce the method of connecting VGA cable to TV projector in detail. According to the actual situation of your computer and TV interface, choose the best VGA cable to connect the TV projector.

VGA cable flat cable

Laptops, TVs, and projectors have VGA video input interfaces.

Wires required for the program:

One VGA cable;

Lvlian 3.5 to double lotus cable, one computer to TV cable, suitable for audio interface matching TV and VGA interface)

Or use the Greenlink VGA cable with audio output cable to solve the problem of audio and video synchronous output

The details of the solution for connecting the laptop to the TV projector through the VGA cable:

vga connection diagram

Depending on the interface type of your computer’s graphics card, you may encounter the following two special situations that need attention:

1. The computer has only one VGA port, such as some onboard graphics cards.

In this case, one end is connected to the VGA port of the TV, the other end is connected to the VGA port of the computer, and the TV is used as a monitor.

2. The computer does not have an extra VGA port for connecting to the TV, but DVI is available (the graphics card is DVI+HDMI, DVI+DVI, or the VGA port of the graphics card has been used to connect the monitor),

Computer software settings:

The software settings when the computer has dual interfaces. In this case, the computer has two displays, one is the TV and the other is the original monitor. The screen of the TV and the monitor can be the same or different. The screen difference is completed by screen expansion, and the same screen is completed by screen duplication. .

How to output audio from a laptop connected to a TV projector via a VGA cable?

The headphone jack on the lower left side of the VGA port is marked with “computer audio input”, which is used to connect the sound of the computer. This port is usually written with the words “PC input” or “computer audio input”. The audio interface of some TVs is in the shape of a lotus head. This kind of audio interface is very common on TVs, just like the screenshot in the picture below. Generally, red is the right channel and white is the left channel.

VGA connection

If it is the interface as shown in the figure above, it can be connected with the Greenlink 3.5 male to Lotus dual-female audio adapter. The above is about how to connect the laptop to the TV projector VGA, and the detailed explanation of the method of connecting the VGA cable to the TV projector. I believe that everyone has a deep understanding of the connection method. Let us introduce the settings of screen expansion and screen replication respectively.