Use a chopstick to help support. That light can take some practice to dial in. I like the pots.
Next time. Avoid the clear plastic cups, light will kill the roots.
Light at 100%?
Never mind. Saw your photo. That’s good. Height of the light is better. Plants need to stretch some more.
How close is your sf4000 to the plants.
Are your running it at 100%? Looks like it could be bleaching of the leaves from the lights.
Puttin that auto on 12/12 will work , but will slow it down and loose yield - I’d run 18-20of light on the auto if possible ? If not she will run on 12/12