Your improvement will happen as it's gonna happen. It'll happen man-started 3 years ago for me, at 59
Took some lessons this past winter, got some decent clubs, playing once a week and practicing once a week
Moved from a 70-9 hole to a 44 this past friday. First time breaking 100.
For me this is a never ending learning journey. A game of chess out doors.
I'm 62 and realise I'll never make the senior's tour. I'm just enjoying getting out with my wife or a friend, staying active, enjoying that approach shot to the green that land 3 feet from the hole, once or twice a round.