I don't think that 3 years is that long compared to 48 years. It took me longer than that just to get used to being retired.
Be patient with yourself and congratulate yourself on the small advances. That sounds clichéd and a bit patronising but unfortunately most things will do.
Make use of the internet to see what is available locally. I think it is more a case of adjusting that moving on really.
Arghh!! Moving house and conveyancing frustrations