1. Turn your Toshiba PSL33E_029023EN laptop over.
2. Find the laptop battery release button lock for your Toshiba PSL33E_029023EN laptop.
3. Now that your Toshiba PSL33E_029023EN 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 PSL33E_029023EN battery is removed, grab your replacement Toshiba PSL33E_029023EN battery for installation.
6. Insert the battery into the slot. Push the Toshiba PSL33E_029023EN battery towards the laptop and secure it in place.