Having visible abs depends mainly on your body fat percentage. You need between 8-12% to have a full six-pack based on your genetics.
But, If you already have a low enough body fat percentage and still can’t see any abs definition, now it’s the right time to start training your abs muscles.
Here is an abs workout routine that I think it is more than enough to target your six-pack abs and all the other muscles in your core:
https://aestheticbeats.com/abs-workout-routine-for-men-and-women/
