At any time, you can copy one price level to another, and even a Scheduled Price Level.
Bring the Edit Price Level Modal of the Price Level you want to copy.
In the Advanced Actions menu, select the option to Copy Price Level.
A notification will appear on the top right of the screen to confirm that the Price Level was copied.
Now select the Price Level where you want to Paste the Price Level and select the option to Paste Price Level « xxx »
A confirmation popup will appear.
Note that if you don’t click Apply & Save, this modification won’t apply automatically, so you can undo the modification using the Undo all Current Modifications in the Advanced Actions