Your Samsung TV Chromecast will not work if your smart device is outdated. Depending on the age of your device, the operating system could be outdated and the newer version of apps will not be supported. Unfortunately, the only way to remedy this problem is to upgrade your device. When shopping for a new smart device, make sure it can support Chromecast.
To set up HDMI ARC on your Samsung TV, take the HDMI ARC cable and connect the cable to HDMI IN (ARC) port on your TV. Once you have this connected, take the other end of the cord and connect it to the HDMI OUT (TV-ARC) port on the speaker you are connecting and turn the speaker on to complete.
If Roku AirPlay keeps disconnecting, check to make sure that your Apple device has both Bluetooth and Wifi enabled. If you have recently installed a software update on your Apple device, these features can be turned off, which could be the cause of the constant disconnection from your Roku device.
If screen mirroring keeps disconnecting on your Sony TV, try resetting your network by unplugging the router for 60 seconds then plugging it back in and allowing it to reboot. If screen mirroring is still disconnecting, it could be that your router is not placed close enough to your TV.
If your Sony TV is not connecting to apps, it could be that your TV is not connected to a network. To check and see the network connection status of your TV, take a look back at the previous section, “Sony TV Apps Not Showing/Displaying” to see how to view your TV’s internet connection.
If your Sony TV remote won’t change channels, it could be that your remote is in the wrong mode. If ‘Satellite’ or ‘Input’ have been selected, the remote cannot control the channels. Therefore, select the ‘TV’ button on your remote to grant your remote access to this function.
If an input on your Sony TV is not working, check the HDMI cable you are using to be sure it is free of any damages. If the cable looks like it is in good condition, try using a higher-quality cable to see if the change will cause the input to begin working as it should.
If YouTube is still freezing and crashing after completing the previous steps, it may be time to delete and reinstall the application on your Smart TV. This process will differ in steps depending on the brand of TV you have, but by deleting the app, you can get rid of any corrupted data within.
If YouTube is not connecting on your smart TV, be sure that your TV is successfully connected to a network. The process will vary for each TV brand, however, the majority of TVs will have connection information listed under ‘Settings.’ Once there, confirm that a successful connection is made.
If YouTube is not full screen on your smart TV, take your remote, and at the bottom of the video player from within YouTube, tap the full-screen mode icon. Once this has been clicked, the video should immediately expand and you should then be able to watch content on a full screen.