There are no photos on the SD card
The photos are stored on an internal SSD for the 65R.
The SD card only contains camera logs.
Can I fly with a Double 4K and use the 65R hatch
Yes the PHX with a Double 4K payload can be flown with a 65R hatch. However, it is not recommended as it will reduce flight time.
Can different altitude and overlap settings be used
Yes. The overlap settings for the 65R can be manually overridden during flight planning. See the