Looks like there must be an obvious answer to this question. I know if you have all day to troll the internet , its probably there. its very confus HealthyDrones.com - Innovative flight data analysis that matters e bay but how much of that stuff can you trust. I have read threads and several folks have remarked that the filter thread isn't correct. Someone has the answer and they will eventually inform us newbies. Dji needs a better manual, on paper, that is more informated.If I had a book I could read and earmark it would be a lot easier to study and learn . Thank god we have this forum!!!!