There are a few different positions you can try to get the right posture for an effective meditation. Here's what you should know.
Different Types of Meditation Poses and Postures
Sitting Postures for Pranayama and Meditation
The Seven-Point Meditation Posture - Tricycle: The Buddhist Review
Everything You Need to Know About Meditation Posture
Learn How to Meditate: A Mindful Guide to Transform Your Life
How To Meditate: Zazen Instructions – Zen Mountain Monastery
The Benefits of Meditation
The Best Meditation Positions for Your Body and Practice
How to sit for meditation: 5 seated positions to try — Calm Blog
The 4 Best Meditation Positions - Aura
Or some basic meditation. Basic meditation, How to start