Aspect Ratio: 16:9 is a good standard shot size
Resolution: 4K is good quality without taking up too much storage space
Frame Rate: 30 is good for anything you are shooting for Realtime playback. If you are intending to film something to be slowed down 60+ will allow it to be slowed down while maintaining quality
Lens: This will depend on what you are shooting, but wide/linear is a good default. Linear + Horizon lock can be helpful when the filming might be shakey
Hyper-Smooth: These settings while helping stabilise your video
Hindsight: If filming more adhoc sequences, this can be useful to capture those moments before you hit record
Shutter Speed: Leave as auto
EV Comp: Leave as 0
White Balance: Leave as auto
ISO Min/ISO Max: ISO Min set at lowest/ISO Max set at highest setting
Sharpness: Medium
Colour: Flat
RAW Audio: Off
Wind Reduction: Use only if needed