You can delete a saved filter as follows:

1. On the sidebar menu on the left, click .
    
   The Tracking screen will appear.
     
2. Click Select Filter at the top right.
    
   A list of your saved filters will appear.
     
3. Click  to the left of the name of the filter you want to remove.
    
   A warning dialog box will appear.
     
4. Click Yes, Remove.