You can copy your listings under My Listings section, by selecting the listings that you want to copy > Copy listings to channel > Choose channel.
Please note that when doing so, those products will count as different listings on your quota used.
You can copy your listings under My Listings section, by selecting the listings that you want to copy > Copy listings to channel > Choose channel.
Please note that when doing so, those products will count as different listings on your quota used.