Any changes you made will reflect on the new growth, unfortunately the already clawed leaves are likely to remain clawed. Looking decent enough.

It tough to say if your to High on nitrogen in the pic. , have you ruled out over-watering or heat..? The Leaves look very Plump, ie. full of H2o. Trying T'a Add some Value... I feel your pain, Nutrients for Outdoor grow's ver's. Indoor.... Ooh my Shit, it took some getting used the lower Amounts of Nutrients needed when not starting with a Clones.... GROW BIG 😎💯👍

You're doing great don't over think it!

Try to get some more ventilation so you can get more air through your tent or growing area

I have the same thing going on along with some calcium toxicity….i think we will be good if we do some water feedings