Looks like the free testosterone you reported is a calculated value. Can you confirm?
http://www.issam.ch/freetesto.htm
You are on the fence IMO. You may want to look at a trial of above options to raise TT/fT without exogenous Testosterone use. At least as a trial. Fertility a concern?
Some don’t resolve symptoms with SERM/AI/hCG monotherapy. Some do. Find a provider you trust and won’t mess you up.
Low T may not be your issue. I am in a similar place as you on many fronts symptom wise. 4 years of TRT did nothing to resolve my symptoms. Does allow me to walk around with significantly more muscle mass at the same low BF level. But I started TRT at 10% BF.
If you want to be conversant on free testosterone measurements: