'perch' mode... interesting... Let me translate into plain English - that means covert video and audio surveillance of people, you know... the very thing that literally all of us 'normal' drone users aren't allowed to do because it's against...
I always read the release notes first. If there's a new feature or a stipulated software enhancement to hardware: I've always updated to that firmware for the relevant drone. If the notes state "...minor bug fixes and security updates..." I don't...
Finding something to do with your flying camera (other than cranking out formulaic video ads for cheapskate/ungrateful estate agencies) will keep you interested in using one of the most amazing technological developments of the early 21st...
Just checked mine...
In normal video: I have h.264 with no option for h.265. I do have options for 'normal' and 'D-cinelike'.
In 'Slo-mo' the camera settings alter, in this mode: there are the options for both h.264 and h.265 in either 'normal'...