That's a strong, relatable title! Here's a refined version along with a few alternative options, depending on the tone you want—reflective, bold, or inspirational:

✅ Polished Version:
Quitting Social Media Was the Best Decision I Made This Year

✨ Alternative Titles:
Why Quitting Social Media Changed My Life—for the Better

Logging Off: How Leaving Social Media Improved My Mental Health

The Year I Quit Social Media—and Found Myself

No Likes, No Filters, No Regrets: Life After Social Media

Unplugged and Thriving: The Benefits of Quitting Social Media