1. Turn your Toshiba PSC08U laptop over.
2. Find the laptop battery release button lock for your Toshiba PSC08U laptop.
3. Now that your Toshiba PSC08U 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 PSC08U battery is removed, grab your replacement Toshiba PSC08U battery for installation.
6. Insert the battery into the slot. Push the Toshiba PSC08U battery towards the laptop and secure it in place.