Blocking all unknown numbers on your Xiaomi phone is easy. Here’s how:
- On your Xiaomi phone, find and launch the Security app.
- Tap Blocklist.
- Tap Settings.
- Tap Rules.
- You should see the following 4 predefined rules:
- Block numbers
- Only allow contacts
- Only allow exceptions
- Block everything
- Select Only allow contact. This only allows messages and calls from numbers in your Contacts. The private and unknown numbers are blocked.
Note: You can tap next to all the rules to see the details.
Note: The steps here were written for a Xiaomi device running MIUI V5. If you’re having a different version of MIUI, there’s a possibility that the steps and screenshots will be different.