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This way, you can verify if the problem exists on only one port or the entire HDMI module of the TV is not working.

Moreover, if your TV has more than one HDMI port, you can swap them. You can use a cotton earbud for cleaning purposes. It can help if any foreign materials have been clogged there. Likewise, consider cleaning the HDMI ports and HDMI jacks in the cable. You can try unplugging and re-plugging the HDMI cables too. Inspect the cables thoroughly, and if you find any damage, consider replacing it. Next, you should check if the HDMI cables are free of any wear and tear. Then go to Source from the lower left corner of the home screen.

If you have connected multiple HDMI devices, you need to choose whether it is an HDMI1 or HDMI2. Press the Source button on the remote and choose HDMI.Here, for demonstration purposes, we have used a Samsung 4 Series TV Press the Source button on your TV remote to switch between sources. Or else, the TV will not detect the device.Ĭhanging the input source is pretty similar in most TVs. If you have HDMI device connected, ensure the input source is set to HDMI. Choose the Correct SourceĪnother important thing often overlooked is changing the input source on TV. This way you can make sure if that specific device is having an issue or there is a problem with the TV itself. In most case, a simple restart will work without hassle.įurther, to narrow down the cause, you can try bringing another HDMI device and connect to your TV. You can try restarting the TV as well as the HDMI device to see if it starts working again. Whenever you connect an HDMI device to your TV, it may not always work on the first attempt. Change Output Settings on Source Device.