Ideally you should talk to an HRT clinic with a doctor. They would have you do a blood test and look at your results. If the clinic does not care about your testosterone level then you need a different clinic. A testosterone level under 20ng/dl is actually low even though industry accepts down to a 2 as within range. They will also work to get your estrogen levels and everything else optimized.
If that doesn't get you anywhere then you may want to try peptides.
Maybe you can try yoni massage. You massage the females heñirlas slowly starting with outside, slowly working inside this should take a few hours if done right. Ask her what she likes and doesn’t like.