Jumping on here as this is a widespread issue in tech writing.
"The first time you use an initialism or acronym in your document, the words should be written out with the short form placed in parentheses immediately after."
"The first time you use an initialism or acronym in your document, the words should be written out with the short form placed in parentheses immediately after."
EDIT: Just spent the last 45 minutes adding it in on my sites in various spots, hopefully this helps the readers.