1. Turn your HP dv7-1070ei laptop over.
2. Find the laptop battery release button lock for your HP dv7-1070ei laptop.
3. Now that your HP dv7-1070ei 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 dv7-1070ei battery is removed, grab your replacement HP dv7-1070ei battery for installation.
6. Insert the battery into the slot. Push the HP dv7-1070ei battery towards the laptop and secure it in place.