Caulk the door and add trim on the inside and outside.
Replace window with patio door.
The good news about turning a window into a door assuming it s wide enough is that the advanced carpentry required for altering a load bearing wall is pretty much done for you.
Make sure the sliding glass door works properly.
Adding more glass area can be done by removing a single window and adding a bay or bow window or even a wider combination window.
Installing a patio door not only increases the glass size but will offer another entry exit point to add deck or sunroom access.
Most of the time when a window is turned into a patio door the header has to be expanded beyond the projected opening of the door.
Also called sliding glass doors gliding patio doors have at least one door panel that glides smoothly past another door panel to save room where you need it.
Using the sliding glass door instructions install the door into the frame.
The opportunity to add more glass area in any home is an opportunity to let in more light and ventilation and improve the view.
Therefore you may be left with missing siding or drywall at the end of your installation requiring refinishing and painting around your new patio door inside and outside.
The section of wall has no electrical or plumbing.