1. Turn your IBM S10 laptop over.
2. Find the laptop battery release button lock for your IBM S10 laptop.
3. Now that your IBM S10 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 IBM S10 battery is removed, grab your replacement IBM S10 battery for installation.
6. Insert the battery into the slot. Push the IBM S10 battery towards the laptop and secure it in place.