To use a free image from Unsplash as your cover photo first log into QBS Space and go to Edit Profile.
From there, click Change your Cover Photo – Select from Unsplash.
The search page will come preloaded with images related to engineering or business. Select one from the top results OR use the Search Image feature to find one using your own keywords.
Select the image you wish to use, and click either View, Apply or Cancel.
Scroll down and click Update Profile to save your changes.