Lift the wiper arm away from the windscreen
Locate the wiper blade release tab or locking clip at the wiper arm end
Press the release tab or squeeze the clip to unlock the blade
Slide or pull the old wiper blade off the arm
Align the new wiper blade connector with the wiper arm (ensure the same style/type)
Push the new blade onto the arm until it clicks/locks
Gently lower the wiper arm back onto the windscreen
Repeat for the other wiper blade
Test the wipers on a low setting, then high, to confirm proper movement and secure fit