1. Turn your Acer TM2413NLCi laptop over.
2. Find the laptop battery release button lock for your Acer TM2413NLCi laptop.
3. Now that your Acer TM2413NLCi 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 TM2413NLCi battery is removed, grab your replacement Acer TM2413NLCi battery for installation.
6. Insert the battery into the slot. Push the Acer TM2413NLCi battery towards the laptop and secure it in place.