Editing any image is extremely necessary, like eliminating unnecessary background or distraction.
The effect of blurring the images always predicts a state of the dream into any picture.
This article will show you how to blur the photos automatically.
office.com/setupWhy Is There a Need to Blur Your Face?
Just like turning off the GPS of them and restricting the data to share with Google, people usually have some privacy issues.
You can see face recognition features in Google Photos.