Cell Linking not following to sheet "Saved As New" in Marketing Campaign Template Set

Hi there, I'm digging in to the Marketing Campaign Template Set and am hitting a wall. When I'm saving a campaign as new, the cell linking in the sheet "3. Campaign Plan" is not showing up. Does anyone have experience with this template set that they could help troubleshoot why this is happening? TIA!

Here's the original sheet:

And here's what it looks like when Saved As: