Or maybe try to ask them how to prepare the device for the warranty claim.

That’s actually a great idea! It’s better to directly confirm this with them than to pointlessly speculate about it.

I could see someone having DVDs from multiple regions, changing drive region every time until they hit the 5 changes limit

This is something new yet interesting to me. Do you have any resources on this? I don’t really know how to search for this on my own.

Unfortunately I’m not from the USA so this option isn’t available for me.

Wait, can failing SSDs really be detected beforehand? I thought it was only possible with HDDs.