1. Turn your Toshiba A350D-10Y laptop over.
2. Find the laptop battery release button lock for your Toshiba A350D-10Y laptop.
3. Now that your Toshiba A350D-10Y 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 A350D-10Y battery is removed, grab your replacement Toshiba A350D-10Y battery for installation.
6. Insert the battery into the slot. Push the Toshiba A350D-10Y battery towards the laptop and secure it in place.