How do I change the color of my apps on my iPhone?
Type “Open app” in the search bar at the top and select “Open App” under Actions. Tap Choose and select the app whose icon colour you want to change. For instance, you can select Facebook, Instagram or Snapchat. Now tap the 3 dots at the upper-right.
How do you change the theme on iOS 14?
In the theme settings page, scroll down till you find the Install theme section. You can now select the different elements of the theme in this section, like the home screen, lock screen, and the app icons based on your preference to install on your iPhone.