How do I open and clear recently used apps?

Click 'Active' to look at your recently used apps illustration
1.
Click 'Active' to look at your recently used apps
Open any of your recently used apps illustration
2.
Open any of your recently used apps
Swipe the chosen app left or right to clear it, or press ‘clear all’ once you have swiped all apps down illustration
3.
Swipe the chosen app left or right to clear it, or press ‘clear all’ once you have swiped all apps down