Widgets can be configured to show a “Pin” control.
This control allows to Pin the Widget to a Homepage.
This opens the Pin widget to homepage dialog where you can :
Pin to existing homepage
This sends the widget to an existing Homepage :
Select the desired Homepage from the list, and click Save.
Pin to new homepage
This creates a new Homepage and sends the Widgets there :
Give a Name to this new Homepage, select a Theme, and decide if you want it as your Default Homepage.