A pop-up screen will appear. Enter a Display name for your production instance, then select Connect:
Once you have successfully connected, select Save:
Find the formula that you would like to promote and select the 3 dots to the left of the Formula name, under the Action column:
On the pop-up screen select Promote:
A second screen will appear asking you to confirm promoting the formula, select Yes, promote it:
Congratulations! You have promoted your formula! You will now be walked through your formula again to confirm your data mapping, matching, and record triage rules for your Production or Live Environment.