1. Turn your HP ZE2202EA laptop over.
2. Find the laptop battery release button lock for your HP ZE2202EA laptop.
3. Now that your HP ZE2202EA 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 ZE2202EA battery is removed, grab your replacement HP ZE2202EA battery for installation.
6. Insert the battery into the slot. Push the HP ZE2202EA battery towards the laptop and secure it in place.