1. Turn your Acer 4920G-833G32Mn laptop over.
2. Find the laptop battery release button lock for your Acer 4920G-833G32Mn laptop.
3. Now that your Acer 4920G-833G32Mn 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 Acer 4920G-833G32Mn battery is removed, grab your replacement Acer 4920G-833G32Mn battery for installation.
6. Insert the battery into the slot. Push the Acer 4920G-833G32Mn battery towards the laptop and secure it in place.