Task: I would like to share Rijksmuseum folders file with my husband on his Gmail ID victoriversen@example.com
Steps:
Scroll up to view the Rijsmuseum folder 
Click on the Rijksmuseum folder name
Click on the three dots icon of file
Click on the share option 
Click on the Gmail icon option 
Click on the To bar 
Type victoriversen@example.com in To bar
Click on the victoriversen@example.com option 
Click on the right arrow at the top right of the screen