1. Turn your Alienware M7700 laptop over.
2. Find the laptop battery release button lock for your Alienware M7700 laptop.
3. Now that your Alienware M7700 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 Alienware M7700 battery is removed, grab your replacement Alienware M7700 battery for installation.
6. Insert the battery into the slot. Push the Alienware M7700 battery towards the laptop and secure it in place.