1. Turn your HP G6-1A20CA laptop over.
2. Find the laptop battery release button lock for your HP G6-1A20CA laptop.
3. Now that your HP G6-1A20CA laptop battery is unlocked, find the battery release button down.
4. Holding the laptop battery release button, gently pull your battery away from the laptop.
5. Now that your HP G6-1A20CA battery is removed, grab your replacement HP G6-1A20CA battery for installation.
6. Insert the battery into the slot. Push the HP G6-1A20CA battery towards the laptop and secure it in place.