1. Turn your HP zv5310ea laptop over.
2. Find the laptop battery release button lock for your HP zv5310ea laptop.
3. Now that your HP zv5310ea 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 zv5310ea battery is removed, grab your replacement HP zv5310ea battery for installation.
6. Insert the battery into the slot. Push the HP zv5310ea battery towards the laptop and secure it in place.