Steam achievements driven by stats


I’m setting up Steam Achievements for the first time and I have some questions.

I see that it’s possible to drive achievement progress via stats. How do we push updates to the stat from blueprints? Is it via the leaderboard functions? I set the leaderboard functions up but it doesn’t feel right and there seems to be no obvious way to connect it to the stat I’m using to drive the achievement.

Second: is there a way to reset user achievements for the game outside of making a C++ call?

This is how I set up Steamworks: