Sticking and broken keys means it might be time for a new keyboard. This guide will show you how to remove and replace you Toshiba's keyboard.
Use two fingers to pull the ridged lock tabs on the bottom of the computer toward the edges. This will unlock the battery.
Holding the left tab in place, use the groove located between the two tabs to pry the battery up and out.
Carefully separate the keyboard from its assembly by pulling it out with the opening tool.
Pull out the keyboard gently and fold it backwards.
Pull out the connector attaching the keyboard to the main body of the laptop.