How to block a number on Xiaomi: blacklist in the MIUI

Spam calls, annoying promotional messages or unwanted contacts can seriously mess up the mood.Thankfully, Xiaomi's shell-based smartphones MIUI They offer several effective ways to add a number to the blacklist, from standard phone features to third-party apps. In this article, we will discuss all the current blocking methods for different versions of firmware (from the standard phone to third-party applications). MIUI 12 to MIUI 14) and models - be it Redmi Note 12, Poco X5 Pro or Xiaomi 13 Ultra.

It is important to understand that the blacklist on Xiaomi works not only for incoming calls, but also for the users. SMS, In some cases, even for instant messenger notifications, we will also tell you how to check the list of blocked contacts, how to unlock the number, and what to do if standard methods do not work. If you are tired of intrusive sellers or scammers – this guide will help you get rid of unwanted contacts forever.

1. Standard blacklist in MIUI: step-by-step instruction

The easiest way to block a number on Xiaomi is to use the built-in blacklist feature in the Phone app. MIUI 12 and newer, including the latest firmware. Here's how to do it:

1. Open the Phone app (the phone icon on the home screen).
2. Go to the magazine tab (watch icon in the lower menu).
3. Find the number you want to block in the list and click on it.
4. In the window with details of the call, tap the icon "⋮" (three points) in upper right corner.
5. Select Add to the blacklist and confirm the action.

If you need to block a number that is not in the call log (like a potential spammer), do the following:

• 📱 Open the phone" → "Contacts” (or the “Contacts” app separately).
• 🔍 In the search bar, enter the number you want to block.
• 🚫 Click on the contact you found (or create a new one), then select More → Add to the blacklist.

V MIUI 14 interface has changed a little: now the lock button can be right in the contact card under the name. If you do not see the option to blacklist, update the phone app via Google Play or Mi App Store.

2.Blocking through MIUI security settings

The second way is to use the "Security" section in your smartphone settings, which is convenient if you need to manage a large number of locked numbers or configure additional settings (for example, locking). SMS). Here's how it works:

1. Open the "Settings" (cog icon).
2. Go to the Appendix section → Application management.
3. In the search bar, type "Security" and select the Security app (shield icon).
4. In the menu, tap on the item Black List.
5. Click Add and select a number from the contacts or enter it manually.

In this section you can also:

• 📋 View the full list of blocked numbers.
• 🔄 Unlock contacts (swipe left or button Remove).
• ⚙️ Set up lock rules (for example, block all unknown numbers).

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If there are too many numbers on the blacklist, use the Export/Import function in the security settings, which will save the list in case of a phone reset or flashing.

Please note: in some regional versions MIUI (For example, for Europe, the Security section may be called Passwords & Security. If you don’t find the right item, try searching in the settings for the keyword block.

3. Block spam through the application "Messages"

If you are not getting tired of calls, SMS-Spam, you can block the number right in the standard Messages app, which works independently of the blacklist in the Phone, so sometimes you need to block the contact in both places:

1. Open the Messages app (the envelope icon).
2. Find a dialog with an unwanted number and open it.
3. Tap it on "⋮" (three points) in upper right corner.
4. Select Details → Lock down.
5. Confirm the action by pressing OK.

V MIUI 13/14 slightly different:

• 📩 Open a message from the spammer.
• 👆 Scroll up to see contact information.
• 🚫 Click on the Block this number (it will appear under the sender name).

Once blocked, all messages from this number will be automatically deleted and will not appear in notifications. However, it is worth remembering that some spam services use spoofing, so blocking one number may not solve the problem completely.

4. Third-party applications for extended locking

Built-in tools MIUI They don't always deal with aggressive spam or scammers who change numbers all the time.-3 tested solutions:

To set up a lock in Truecaller (the most popular solution):

1. Install the application and register.
2. Open "Settings" → Lockdown".
3. Activate the Auto-Block Spam option.
4. Add numbers manually through my blacklist.

Important: Truecaller and similar apps require access to your contacts and call log. If you're concerned about privacy, check permissions in Google Play before installing, or use alternatives like Should I Answer? that work without syncing contacts.

5.How to Manage a Blacklist: Viewing and Unblocking

Over time, a blacklist can accumulate many numbers, and sometimes you need to check who got there, or unlock the contact by mistake.

• 📱 Using the phone app: Open the phone → ⋮ → Settings → Lock numbers. Here you'll see all the locked numbers. To unlock, swipe the number left or click on it and select Delete.

safety settings

1. Go to Settings. → Annexes → Application management → Security → Blacklist.
2. Slip the number and select Unblock.

If you accidentally blocked an important number and don't remember what it was called, you can use the search in the blacklist. MIUI 14 for this, it is enough to start entering the numbers in the top row of the screen with blocked contacts.

Also, remember that locked numbers don't disappear from your contacts -- they just stop bothering you. If you delete the contact from your phone book, it will automatically disappear from the blacklist.

6.Why the lock doesn't work: common problems

Sometimes users are faced with a number continuing to call or write despite being blocked, and here are the most common reasons and ways to fix them:

If none of the methods help, try resetting the settings of the Phone app:

1. Go to Settings → Applications → Application Management.
2. Find the phone and select the Warehouse.
3. Click Clear Data and Clear Cache.
4. Reboot your smartphone and set up the lock again.

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If the problem persists after all the manipulations, check if there are VoIP calling apps on the phone (e.g. WhatsApp, Viber) that can bypass the standard lock. MIUI.

7. Additional settings: locking unknown and hidden numbers

V MIUI You can block not only specific numbers, but also whole categories of calls:

• 🕵️‍♂️ Hidden numbers (where instead of ID It is displayed as “Unknown” or “Private number").
• 📞 Unknown numbers (those not saved in contacts).
• 🤖 Robobrae (automatic systems with recorded messages).

To activate these functions:

1. Open "Settings" → Annexes → Application management → Phone".
2. Select incoming call blocking.
3. Activate switches next to: Lock hidden numbers Block unknown numbers Block robbrae (not available on all models)

Be careful with blocking unknown numbers, which can lead to missing important calls (e.g. from couriers or support services), and it is better to first add frequently used numbers (banks, taxis, etc.) to the exceptions through the Allowed Numbers section in the same settings.

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If you frequently receive calls from international numbers (for example, +1, +44), blacklist their prefixes through security settings, which will help cut off most foreign spam.

8. Alternative methods: operator and third-party services

If the software methods do not help, you can lock the number at the mobile operator level, most Russian and foreign providers provide this service:

• 📡 MTS: send SMS with the text BLOC XXXXXX (where XXX is the number) on 111.
• 📡 Beeline: Call 067409111 and follow the instructions of the voice menu.
• 📡 MegaFon: Send the Block XXXXXXX to 0500.
• 📡 Tele2: Use the command *155*XXXXX# (call as a normal number).

Operator-level locking has its pros and cons:

There are also online services for mass blocking of spam, for example:

• 🌐 Nomorobo (for the United States/Canada).
• 🌐 RoboKiller (paid but with free trial period).

Before using such services, make sure that they support your operator and country of residence.

FAQ: Frequent questions about the blacklist on Xiaomi