How to stop annoying spam calls to your Android smartphone

Let’s look at my personal carrier, Google’s Project Fi, as an example. My phone displays a red screen with a large “suspected spam” warning when Google determines that the incoming call is suspect. Users can also flag specific calls as spam to block …

Let's look at my personal carrier, Google's Project Fi, as an example. My phone displays a red screen with a large "suspected spam" warning when Google determines that the incoming call is suspect. Users can also flag specific calls as spam to block ...