You can download the APP from 

Apple Store

https://apps.apple.com/us/app/shift-ooo/id1660441816

Google Play

https://play.google.com/store/apps/details?id=com.shift.ooo

Click on your profile icon at the top right hand corner of your screen to access the drop down list and select 'Settings'. Then click on 'Change Password' located in the menu across from the MY SETTINGS page title.

Click on your profile icon at the top right hand corner of your screen to access the drop down list and select 'Settings'. From the menu across from MY SETTINGS, click on more, then on Delete Account.  

Click on your profile icon at the top right hand corner of your screen to access the drop down list and select 'My Profile'.  Click on the little edit icon on the top right hand side of your profile pic to acess the Edit Profile Photo pop up.  The recommended dimensions of your profile picture are 160px x 160px.

From the main Dashboard menu,click on the SETTINGS icon and select Two Factor Authentication from the popup list.

An alternative way you can access this function is by going to your profile pic in the top right hand corner.  From the dropdown menu select 'Settings'.  

From the menu across the top, click on the dropdown next to 'More' and select 'Two Factor Authentication'.