"If you have any additions or corrections, please make them now."
"Mr.〇〇, do you have anything you would like to add?"
"If you have any additions or corrections, please make them now."
"if you have any ~" 「〜があれば」
"additions” 「補足」
"corrections" 「訂正」
"please make them now" 「今提供してください」・「お願いします」
または質問形で聞いても良いです。
"Mr.〇〇, do you have anything you would like to add?"
「〇〇さん、何か付け加えることはありますか?」