Performance Assistant is designed to alert you when there are apps running in the background in order to optimize your phone’s performance. To use this function, follow the steps below:

1- Open dfndr performance and tap menu 

2- Select “Settings” 

3-  Select “dfndr Performance Assistant”

4- Select “Activate now”

5- Tap “Turn On” to grant your phone Accessibility Permissions.

6- Locate dfndr performance on the list of apps, and tap it

7- Toggle the switch to ON

You have now successfully activated Performance Assistant!

To disable Performance Assistant, simply slide the green button to the left turning it gray.