1. Turn your HP dv6502au laptop over.
2. Find the laptop battery release button lock for your HP dv6502au laptop.
3. Now that your HP dv6502au 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 dv6502au battery is removed, grab your replacement HP dv6502au battery for installation.
6. Insert the battery into the slot. Push the HP dv6502au battery towards the laptop and secure it in place.