How to group note cards

How to group note cards

On your help page is the following advice for grouping together notes:

Web :
  1. Press and Hold 'Command' key(Mac) or 'CTRL' key(Windows) and tap the respective notecards for multi-select
  2. Once selected, click on 'Group' at the top right.

I'm using Chrome on Windows and I can't see any 'Group' button in the top right. See screen shot: