It sounds like it could be a software glitch, a loose connection, or maybe even a fuse. Try a couple of things.
First, a full infotainment system reboot might do the trick. Sometimes these systems just get a little wonky. See if there's a reset procedure in your owner's manual (often involves holding down a specific button combo).
If that doesn't work, check your fuses. There might be one specifically for the infotainment system or those buttons. If those are good, it's probably time to schedule a visit to the dealer. Since it's a 2024, it's definitely under warranty, so let them sort it out. It's probably something simple