1. Turn your Toshiba A305D laptop over.
2. Find the laptop battery release button lock for your Toshiba A305D laptop.
3. Now that your Toshiba A305D 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 A305D battery is removed, grab your replacement Toshiba A305D battery for installation.
6. Insert the battery into the slot. Push the Toshiba A305D battery towards the laptop and secure it in place.