Whats wrong?.

I'm in 207 soil ueing foxfarm nutrients I liquid ph test and i use reverse osmosis water 90 percent of the time lol there just going into flower transplanted 4 days ago from 5 gal buckets to 10 gal pots aand haven't fed since... could just be that was a bit root bound before transplant.? Lol. Also just switched lights about 14 days ago from 2 t5s an 2 600 watt viperspectrum too 4 400 supper watt hps and the 2 600 watt vipers..

Idk why the videos didn't load I'll takes pics latter and post them

You just transplanted. You just flipped to flower. You just changed lights. If they were healthy before and aren't now then I'd say it's one of those. Pictures will help.