Now it is revised as follows ... Add substance A and substance B, and mix ... "
or
Before modification: "The technical points adopted to realize the invention are not reflected in the abstract of the specification"
After revision: "Corrected."
Both methods can be used. As long as the examiner can understand it.
Part (4), select the box below, and add an explanation summary in duplicate at the back of the box, one page. . . .
Write whatever you change.
Don't worry about what's on the record.