WHY IS HDMI NOT WORKING MAC TO TV TV
If you’re using an incompatible HDMI cable, nothing can help you fix the HDMI cable issues on your TV or any other display. To know which cable should you use with your devices, check out our detailed buying guide on the best HDMI cables for 4K, HDR, ARC, and Dolby Vision.Īlways make sure that you’re using the correct HDMI cable with your TV. There are various versions in between the Standard and Ultra High-Speed HDMI cables. Whereas an Ultra High-Speed HDMI can handle all the way up to 8K resolutions, and they support a bandwidth of up to 48Gbps.
WHY IS HDMI NOT WORKING MAC TO TV 720P
For example, a Standard HDMI cable can work with 720p or 1080i resolutions and offers a bandwidth of up to 4.95Gbps. Each HDMI cable is designed to handle different resolutions and offers different bandwidths. We’ve explained this below.Īll HDMI cables are not the same. And, this is one of the most common and easily overlooked reasons why HDMI cable is not working on a TV. This is because communications between devices that use different HDMI standards can cause HDMI handshake issues. When you connect your devices using an incompatible HDMI cable, you’re likely to run into such problems. Therefore, if you’ve got a TV and a gaming device that supports eARC, make sure to use an HDMI cable that supports eARC as well. The same rule applies to HDR, ARC, eARC, Dolby Vision, and other technologies. If you’ve connected your 4K TV to a 4K streaming or gaming device using a Standard HDMI cable, you’ll get a blank screen or sparkles on your TV. Check if you’re using the correct HDMI cableĭoes your TV show up a black screen when you connect it to a device? Therefore, make sure that you do not skip this step.Ĩ. Also, this is one of the easiest methods to fix HDMI handshake issues. It will re-initiate the set of configuration parameters of the device. When you turn off an electronic device completely and then turn it on again, it can recover the device from an unresponsive state. Also, if the HDMI cable is connected properly, but you aren’t getting a signal, it can help you fix that too. Sometimes, a simple reset can help you fix the HDMI cable issues on your TV. However, if your HDMI cable is not working even with the second HDMI port, follow the other steps mentioned below. In such a case, you must contact the manufacturer to fix this issue. If you’re getting the same issue, something is certainly wrong with that HDMI port. In case the HDMI cable is working properly, switch back to the previous port and see if it works for you now. If your display has more than 1 HDMI port, try connecting the HDMI cable via the other ports.