Are you trying to lớn show off your vacation pictures khổng lồ family members gathered around the living room? Is your máy vi tính screen not big enough lớn watch a movie on a high-quality display? Maybe you just want to lớn surf the website from the comfort of your couch using a wireless keyboard and mouse?

There are plenty of reasons you might want to connect a computer or máy tính to your TV. It opens up a world of possibilities, so you can do everything from stream videos to lớn play triple-A (AAA) games on a 60-inch 4K monitor.

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Wired connection

Whether you want lớn use an HDMI cable or go wireless, here’s a guide for everything you need to know on how to connect a computer lớn a TV.

What’s an HDMI cable?

“HDMI” stands for High Definition Multimedia Interface. An HDMI đầu ra on your máy vi tính or computer feeds high-definition đoạn clip and audio into a compatible display via an HDMI input on your TV.

You can use HDMI cables to mirror the display và sound on a computer lớn a TV, và you’ll also find these input/output ports on projectors, cable boxes, và AV receivers. These cables are the easiest, most convenient method khổng lồ learn how khổng lồ connect a computer khổng lồ a TV. Essentially, all you’ll need to vày is insert one end of the HDMI cable to lớn a compatible computer and plug the opposite over into the receiving port behind your TV panel.

Keep in mind though, if you’re not connecting a portable máy vi tính to a TV & would instead lượt thích to project the display of a stationary computer, you’ll need an HDMI cable that’s long enough to reach between both devices. Instead of purchasing a 6-foot cable, you might want to opt for a 10-foot HDMI cable to connect a PC lớn a TV and minimize your risk of trip hazards.

Pro tip: A longer cable can result in signal degradation & a possible loss in audio or visual quality. If you’re experiencing issues with your picture display, switch khổng lồ a cord shorter than 16 feet in length or connect your máy tính to a TV using an alternative method.

What kind of HDMI cable vị I need?

When shopping for HDMI cables, you’ll probably notice that there are different monitor types. As display panels evolve from High Definition Resolution (HDR) to Full HD (FHD) & Ultra HD (UHD), manufacturers are eager lớn offer more powerful signal transmitters. Before spending unnecessary money on expensive cables, double check your system requirements to make sure you only pay for what you need.

Standard HDMI cables can handle 720p and 1080i signals. They may be able to support 1080p & 4K resolution, but it’s not guaranteed.

High-Speed HDMI cables will have no problem displaying 4K resolution, FHD, and UHD. This cable is especially recommended for users looking lớn connect a máy tính to a TV with a 3 chiều display.

You might also encounter Standard or High-Speed HDMI cables with Ethernet. These allow for data transmission & let you cốt truyện an internet connection between your máy tính or PC và an internet-ready Smart TV.

In most cases, you should be fine with a standard, entry-level HDMI cable, but if you’d like to play AAA video games with advanced graphics in immersive detail, or mirror your display onto a 3d HDTV, you should consider upgrading to lớn an HDMI cable with a faster connection.

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DVI connection

If you’re learning how khổng lồ connect a máy vi tính to a TV but can’t find an HDMI port on your device, it may be incompatible và require a Digital Visual Interface (DVI) adapter to phối up a dual display system. You should be aware that a DVI-to-HDMI connection will not tư vấn audio signals; in this case, you must connect to lớn a máy tính to a TV using an Audio Line Out with the DVI Audio Line In to hear the sound.

If this is inconvenient, you can also use a mobile High-Definition link (MHL) adapter to establish an HDMI connection between your phone or tablet to your TV instead of your laptop or computer.

Steps for connecting your computer khổng lồ the TV


Once you know the correct cable lớn use, follow these steps on how khổng lồ connect a computer to lớn a TV with HDMI:

Safely shut down the computer and TV. Connect your HDMI cable lớn the computer and the TV display. Nguồn on the TV & select “HDMI” as the đầu vào source. Power on your computer or laptop to connect to lớn the TV. If your output does not automatically adjust, go to lớn “Control Panel” —> “Display” —> “Adjust Resolution” —> and select “TV” in the “Display” drop-down menu.Windows Vista OS adjustments Right-click the volume icon on the taskbar. Select “Playback Devices” and wait for the “Sound” window to open. On the “Playback” tab, select “Digital đầu ra Device (HDMI)” or if that option is not present, “Realtek HDMI Output” will work. If you’re using the Realtek option, select the 48.0 Hz box in the “Supported Formats” tab and ensure that there is no check mark in any other boxes. Click “Apply” and “OK” lớn close the window và activate the HDMI sound.Adjust the graphics

How to lớn connect a computer to a TV wirelessly


Learning how lớn connect a computer khổng lồ a TV with an HDMI is pretty easy, but not necessarily the most convenient method for creating a mirrored display. You might accidentally pick out a cable that’s too short or too slow to lớn meet your demands. Clunky cables can also be unsightly, making your otherwise-streamlined entertainment unit appear messy or disorganized.

lớn solve this, you can learn how to connect a computer to lớn a TV wirelessly và spare yourself the hassle of HDMI cords. Wireless connections are especially convenient for PC users who lack the mobility of a máy tính and vì not want to constantly relocate their computer khổng lồ be within the TV’s reach.

If you’re curious about how to connect your computer khổng lồ a TV wirelessly, there are a few different methods you can use:


Monitors that are not WiDi-equipped could pair with a computer using the Wireless TV Connect, eliminating the use of an HDMI cable to connect a máy tính to a TV. If both your monitor và PC are WiDi-enabled, this could be an effective way lớn connect wirelessly.


It wirelessly mirrors whatever is displayed on the screen of your máy tính or computer khổng lồ a TV, including high-resolution presentations, pictures, videos, & apps - even when no WiFi connection is available.

Older Windows devices can use an adapter or tải về software to lớn use Miracast, or purchase external hardware such as a Roku TV™ or Amazon Fire TV™ which use the same wireless display technology.

Computer nội dung displayed on your TV

Now the whole family can watch a movie without squeezing around a small screen. Connect your PC to lớn a TV và put a slideshow of pictures on display, or connect your máy tính to a TV lớn play AAA video clip games with jaw-dropping graphics on a large 4K display.

You can use it for business or entertainment, collaboration or convenience, but learning how to connect your computer to a TV can prevent you from investing in a brand-new monitor, saving you money along the way.

In summary

Assess your needs & ask yourself whether you’re okay with using an HDMI cable khổng lồ connect a máy tính xách tay to a TV or if you’d prefer a wireless connection. If you go the former route, make sure you give yourself adequate cable length and speed to lớn seamlessly sync your device. Those who’d prefer to do without unsightly cables should check their OS compatibility khổng lồ see which software or hardware can satisfy their needs.

Once you learn the best method lớn connect your máy tính xách tay or computer khổng lồ your TV, everyone will be able khổng lồ view your PC nội dung easily from the comfort of your couch.