Unable to remove text Terms of Service and Privacy Policy

You can add and change text to the Terms of Service Agreement and Privacy Policy text box but can not remove. Can not blank box. Last text entered stays in box. Can not remove “By signing in you accept the…” on sign-in page.
Unable to find any instructions in documentation. Unable to find anything via Google on the whole Internet!?
Unbelievable that no one has this issue.
Any version, latest version, omnibus.