Whirlpool WED4850HW Manuel D'instructions page 24

5.
Remove the door strike plug with a flathead screwdriver.
Remove door strike by pinching the clips from the inside
door panel and then rotate and push out the front. Insert
door strike on the other side of dryer door by pushing in and
then add the door strike plug.
6.
Remove the door hinges and set off to the side.
7. Remove the 3 screws down the left and right sides of the
door to remove the outer trim pieces.
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8.
Lift door up and rotate trim pieces to the opposite side from
which they were removed. Then screw trim pieces back in.
9. Add the hinges to the right side of the door and then flip the
hinge labeled 1 to the bottom of the right side and the hinge
labeled 2 to the top of the right side of the door.