Just a few random searches. Renamed it to “Things seen in searches” as well.
m8 doesn’t have beats
No, it’s not supposed to have “beats audio” as that feature is no longer a part of HTC phones. It got Boomsound instead.
how can i know if htc phone is original
Sometimes that can be a little tricky to know. Have a few pointers on that HERE
developer options htc
Settings > About > Software information> More, where you tap Build number 7 times. You have more info on that HERE, including how you disable it again.