1. Turn your HP dv7-1040et laptop over.
2. Find the laptop battery release button lock for your HP dv7-1040et laptop.
3. Now that your HP dv7-1040et 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 dv7-1040et battery is removed, grab your replacement HP dv7-1040et battery for installation.
6. Insert the battery into the slot. Push the HP dv7-1040et battery towards the laptop and secure it in place.