You can’t control her behavior, but you can control your environment.
If you are using the new "Post to Drafts" feature, you can actually create a copy of a video you've already posted, edit it (change text, length, or captions), and re-post it as the "fixed" version while keeping the original on your feed. my sons gf version fixed
Avoid giving unsolicited advice or criticism, as this can create tension in the relationship. A Heartfelt Message to My Son's Girlfriend You can’t control her behavior, but you can