You can replace a section of vinyl siding by following these steps: 1. Remove the trim around the damaged section of vinyl siding. 2. Pry off the damaged vinyl siding and discard it. 3. Cut a new piece of vinyl siding to size and fit it into the opening. 4. Nail or screw the new piece of vinyl siding in place using the existing holes in the trim. 5. Replace the trim around the newly installed vinyl siding.

There are a few ways to replace a section of vinyl siding. One is to cut out the old section and insert a new section. This can be done with a utility knife or saw. Another option is to remove the entire piece of siding and install a new piece. This is usually the best option if there is extensive damage, such as water damage. Finally, you can also use adhesive to attach a new section of vinyl siding to an existing section. This is the quickest and easiest option, but it's not always possible if the existing vinyl siding is in good condition.