How to change time zone

1 after successfully installing the application, you will be welcomed by the "home screen" of purple tools 2 click on "setting" , as seen in the below image (marked in red) 3 click on "time zone" , as seen in the below image (marked in red) 4 click on "change time zone" , as seen in the below image (marked in red) 5 select a "time zone" from the drop down menu as per your preference, as seen in the below image 6 click "update" to save your changes, as seen in the below image (marked in red)