To clear all items from the activity, select the 
located in the bottom right hand corner. Then select 
to confirm that you would like to clear all items from the list. If you do not want to clear your activity list, select cancel.
To clear all items from the activity, select the located in the bottom right hand corner. Then select to confirm that you would like to clear all items from the list. If you do not want to clear your activity list, select cancel.