Please follow this guide to change your mpro5 app colour theme.
You are able to change the background colour of the app to meet your preferences.
There is a palette of three colours that you can choose from:
Step 1) Open & Sign into the App
Step 2) Select the three lines in the top right
Step 3) Select Settings
Step 4) Select The Paint Palette Icon
Step 5) Select Your Preferred Colour
Once you have located the options, you can select which colour you prefer to use.
Congratulations you have successfully changed your colour theme.