Duplicating a deck via PasteĀ® on the web takes no time at all:
Open the deck
Select the ... menu on the top right
Then click on Duplicate deck

Duplicating using the PasteĀ® mobile app isn't yet an option.
Duplicating a deck via PasteĀ® on the web takes no time at all:
Open the deck
Select the ... menu on the top right
Then click on Duplicate deck
Duplicating using the PasteĀ® mobile app isn't yet an option.