A Android Central Question Oct 7, 2020 #1 right now i am going from phone to tv using hdmi but no picture is showing up from my phone
H hallux Q&A Team Jul 7, 2013 12,321 7 38 Oct 7, 2020 #2 Using this comparison, you can see in the multimedia section that the S8 supports MHL (the ability to "cast" to a screen through a cable) but the A21 does not. https://www.phonearena.com/phones/compare/Samsung-Galaxy-S8,Samsung-Galaxy-A21/phones/10311,11399 You'll need a wireless device to do this - a Samsung TV or some other device that will accept the wireless cast. If you need additional help or have more questions or details to share, please join the site so you can reply in this thread. See this link for instructions on how to join Android Central. Upvote 0 Downvote
Using this comparison, you can see in the multimedia section that the S8 supports MHL (the ability to "cast" to a screen through a cable) but the A21 does not. https://www.phonearena.com/phones/compare/Samsung-Galaxy-S8,Samsung-Galaxy-A21/phones/10311,11399 You'll need a wireless device to do this - a Samsung TV or some other device that will accept the wireless cast. If you need additional help or have more questions or details to share, please join the site so you can reply in this thread. See this link for instructions on how to join Android Central.
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