Pahantom 4 Drone - WGS84 photos - UK model osgb coordinates

Howdo, i have a 2 sets of drone photots which have modelled well with little knowledge of settings… i would like to run again & better understand settings - why / what happening … 

Can you advise best ‘settings to use’ for using phantom 4 drone in UK (wgs84) where i then need to use Gcps which are OSGB - E: N: El:, 

many thanks 


Hi Richard, there is a great tutorial about processing drone images: