1. Turn your Toshiba PSK2YU laptop over.
2. Find the laptop battery release button lock for your Toshiba PSK2YU laptop.
3. Now that your Toshiba PSK2YU 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 Toshiba PSK2YU battery is removed, grab your replacement Toshiba PSK2YU battery for installation.
6. Insert the battery into the slot. Push the Toshiba PSK2YU battery towards the laptop and secure it in place.