Welcome to Talking Sober (TS)! It’s a good idea to find activities you enjoy to fill the time you used to spend using. It’s a question and topic that comes up a lot here when people are new in sobriety, as you can imagine. Here are some other threads with ideas of things to occupy your time.
How to find new friend groups or start new hobbies
Alternatively, you can use the magnifying glass at the top toolbar to search any specific interests you might have to see if others have posted about them in the past. We have threads on topics like houseplants, gardening, cooking/food, exercise, etc. Hope this helps and hope to see you around!