Synonyms that are in the dictionary are marked in green. Synonyms that are not in the dictionary are marked in red.
Antonyms that are in the dictionary are marked in green. Antonyms that are not in the dictionary are marked in red.
Remove the SIM card and reinsert it securely, making sure it is properly aligned in the SIM card tray.
Source: https://www.devicemag.com/iphone-12-not-sending-texts/
Then, reinsert the batteries and see if the remote control starts functioning again.
Source: https://www.devicemag.com/samsung-remote-not-working/