STEP 1: Click the "bookmark" button located in the navigation bar at the bottom of the app window. (it's the third icon from the left).
STEP 2: Select "Add Bookmark" from the list of options.
To view your bookmarks, click the "bookmarks" button located in the navigation bar at the bottom of the X3watch app (it's the third one from the right).
Copy URL: Use this option to copy the website URL. This is useful if you want to share the address with others via a tweet or a text message.