This is for all people having trouble getting platinum trophy for ghost recon wildlands because of a missing kingslayer file look at the DEA mission there's 0 out of 2 files on his mission for instance if u did this mission on coop the only person to receive the file would of been who ever picked it up not the whole squad go back n replay the mission n make sure ur the one to pick it up then you will receive the whole story trophy then platinum hope this helps