In order to add or change your profile cover image, you must go to your user profile settings, make sure to select the pink social icon above your profile setting options on the left hand-side. An image is provided to the left for your convenience.
In this section, you can search for your cover image via your PC's explorer, then drag and drop your image to the image upload container as shown on the right. If you experience errors, please feel free to reach us at your earliest convenience with as much details as you can about the error.
Once your cover photo change has been completed, you can go back to your profile page by selecting the profile icon to the left hand-side of the page. It is the yellow person icon/button just directly above your base user profile settings.