Click the markets tab

You will see a list of assets and a star below the rank section.

To add the asset to your watchlist, click the star and you will get a message stating the asset has been added to the watchlist. In this case, we will use BTC.

After clicking the asset, click on the dashboard tab, scroll down and you will see the watchlist section.

NOTE: clicking on the watchlisted asset will take you directly to the exchange tab, and you will be able to trade it in QUADX.