Are you looking for information on how to block unknown numbers on Android phone? By default, Google offers the option to block unknown numbers on Android. However, since the Android world is heterogeneous in nature, there isn’t just one way to block unknown numbers on phones from different manufacturers. Different skins and interfaces have different ways of blocking unknown numbers on your phone. Having said that, this guide will help you to get rid of unwanted callers to some extent.

In this article, we detail the steps you can take to block unknown number on your Android phone. We start with the steps you can take if you have a Google Pixel phone or a handset with the Google Phone app installed. It comes preinstalled on phones including the OnePlus Nord 2 5G and various Nokia smartphones. You can also download the Google Phone app to your Android device from Google Play.

Ways to block unknown numbers on Samsung phones and Xiaomi models have also been provided to you later in this article.

How to block unknown numbers on Android phone with the Google Phone app

Here are the steps on how to block unknown numbers on an Android phone that has the Google Phone app installed. Scroll down to the next section to see the steps you can take if you have a Samsung phone.

  1. Tap the three-dot button at the top right of the dialer search bar.

  2. Now press Settings then Blocked numbers.

  3. Light that up Unknown option.

It is important to note that the term “unknown” on Android does not refer to numbers that are not saved in your contacts. This contrasts with that of the iPhone and is specifically intended for calls that appear on your caller ID as “private” or “unknown.”

How to block unknown numbers on Samsung Android phone

Below are the steps on how to block unknown numbers on Samsung Android phone.

  1. Open the Phone app.
  2. Tap the three-dot menu, and then select Settings.
  3. Now press Block numbers.
  4. To hit Block unknown / hidden numbers to block private and unknown numbers on your phone.

How to block unknown numbers on Xiaomi’s Android phone

Follow the steps available below to block unknown numbers on an Android phone from Xiaomi. We considered a MIUI 12.5-based phone to detail the steps. However, there may be changes if you have a different MIUI version on your device.

  1. Open the phone.
  2. Tap the three-dot button in the search bar.
  3. To select Settings from the menu.
  4. Now press Unknown to block all calls from unidentified callers.

In addition to the default methods, there are various third-party apps including Truecaller which helps you block unknown numbers on your Android phone.

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