My 2011 nav also doing the same thing. Stuck at 4:00pm. And resets the date to 2002 every time I start the car. Pretty ridiculous they never put a menu in to just set it yourself... Hopefully someone figures out the fix!!
The following is the response I got directly from Honda:
We genuinely value you as an American Honda customer and we appreciate the opportunity to respond to your concern. On behalf of American Honda Motor Co., Inc., we offer our sincere apologies for the circumstances which prompted you to reach us.
We apologize for any frustration you may have experience but, this is a new, but now known issue, and we are already working on a fix/update that is forthcoming. All we know as of now is based on the vehicle that this problem should be fixed by summer 2022 or sooner.