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Send makers marked PDF fixes and the next proof deadline in chat.
Your maker sees linked PDF marks and the next proof deadline in chat. Your approval task keeps the same fixes.
Share both proof revisions in chat and hold the review for your decision.
Your coordinator gets both revision links in chat when the task and current proof differ, with the task held for a human choice.
Reopen the review task and point the reviewer to the new proof.
Your reviewer gets a task ready to review, with the replacement proof and its version named in a comment.