Move the ladder to the right side of the siding corner placing it on flat level ground.
How to remove vinyl siding corner post.
Climb the ladder to come within reach of the top edge of the topmost siding slat.
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Slide the vinyl siding removal tool just under the bottom lip of the uppermost piece of vinyl siding and pry gently upwards.
Vinyl siding is installed from the bottom up so you must loosen it in the opposite direction.
Be careful because older siding can become brittle.
Once the snap seal releases use gloved fingers to loosen the siding to a distance of 3 feet from the corner.
Unhook the rightmost 2 to.
You may want to wait for a warm day when the siding will be softer and more pliable.