How do you change front windshield wiper blades 2004 Toyota sequoia?

First, get the correct replacement wiper blades. They will have instructions on them. The 2004 Toyota Sequoia has hook-end wiper arms. There will be a little tab or button where the wiper blade is inserted into the hook on the arm. Press and pull wiper blade out of hook. Sometimes you have to rotate and flex the blade a little bit in order to create clearance. See video below for hook-end arms.