How to completely disable SMS on Xiaomi: from notifications to number locks

SMS notifications on Xiaomi smartphones can be a source of constant irritation, from spam of banks and services to annoying advertising mailings. Unlike messengers, standard messages do not have flexible filtering settings, and their audible alerts often work at the wrong time, even worse when system notifications about new SMS are duplicated in the curtain and on the lock screen, even if you have switched to Telegram or WhatsApp long ago.

In this article, we will discuss all possible ways to disable SMS on Xiaomi, from basic disabling notifications to completely blocking messages from certain numbers or operators. The instructions are relevant for all modern models (Redmi Note 12, POCO X5, Xiaomi 13, etc.) on MIUI 12-14, including global and Chinese firmware.

1. Disable notifications about new SMS

The easiest way to reduce irritation from SMS — Turn off audio and visual alerts, and it doesn't block the messages themselves (they'll still come and stay in the phone's memory), but it does eliminate the constant signals. MIUI, including (MIUI 11) and new (MIUI 14).

Instructions:

1. Open the Messages app (an envelope icon).
2. Slip on the three-point menu in the upper right corner → select Settings.
3. Go to the Notifications section.
4. Turn off the sliders: 🔔 The sound of the notification 📳 Vibration. 📱 Show on the lock screen 📌 Floating notifications (if any)

After these actions, the new SMS will arrive silently, but will remain in the Inbox. If you need to completely hide notifications from the curtain, additionally go to Settings → Applications → Application Management → Messages → Notifications and turn off the notifications for this application.

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If SMS still appears in the curtain after disabling notifications, check the settings of Google Messages (if it is installed as the default app).

2. Block SMS from specific numbers

If you get sick of spam from certain senders (banks, stores, scammers), you can lock their numbers manually. MIUI has a built-in blacklist that works for both calls and messages. Importantly, the lock is only at the phone level - the carrier will still deliver SMS, but they will not appear in the application.

How to add a number to the blacklist:

1. Open the Messages app.
2. Find a message from an unwanted sender and tap it.
3. Click on the three dots in the upper right corner → Details.
4. Choose Block → Confirm the action.

To manage the list of blocked contacts:

1. Go to Settings → Lock numbers.
2. In the Messages section, you will see all the blocked numbers.
3. To unlock, tap the number and select Unblock.

3. Complete shutdown SMS via settings SIM-map

If you don't need it. SMS Generally (for example, you only use messengers), you can disable the service. SMS-message-level SIM-This is a radical method, and once you do it, you can't send or receive messages, but it will eliminate all notifications and spam.

Instructions:

1. Go to Settings. → SIM-maps and mobile networks.
2. Choose yours. SIM-card (if there are several).
3. Slip on Access Point (APN).
4. Find your operator’s APN (for example, Internet.mts.ru for MTS) and open its settings.
5. In the APN Type field, delete the sms value (if any). Leave default,supl.
6. Save the changes and restart the phone.

How to set up SMS Filter:

1. Install the app from Google Play.
2. At the first start, give access to SMS.
3. Enable the option of Autofiltration in the settings.
4. Add to the blacklist known spam numbers or keywords (for example, “loan”, “gift”).

Warning: Some apps (like Truecaller) require access to contacts and call history. If you are confused, use SMS Filter, which works locally, without sending data to servers.

Download the app from the official store (not APK)| Check reviews and rating |Give access only to SMS (not to contacts if not necessary) |Get backup of important messages-->

5. Resetting the settings of the application "Messages" to factory

If, after all the manipulations, the SMS keeps coming with notifications, the app settings may have gone wrong, and then the factory reset will help, and it won't delete your messages, but it will return all the alerts and filters to their original state.

How to reset your settings:

1. Go to Settings → Applications → Application Management.
2. Find the Messages app and tap it.
3. Select Warehouse → Clear the data (do not Clear the cache!).
4. Confirm action. The app will restart with factory settings.

After discharge:

• 🔄 Reset the notifications (see Section 1).
• 📥 Restore the blacklist manually (it will reset).
• 🔒 Check if the settings have gone wrong. APN (see section 3).

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Resetting the Messages application does not delete the SMS itself, but erases all user settings, including the blacklist and filtering rules.

Alternative methods: disconnection through USSD-team and operator

If the software methods do not help, you can try to disable SMS This is an operator-level opportunity, and some mobile networks offer this through USSD-Please note that this will completely block incoming and outgoing messages, including system messages (for example, from a bank).

USSD-teams for popular operators:

Warning: Before use USSD-Check the relevance of the information on your operator's website. Some commands may be outdated or work incorrectly on Xiaomi with two different commands. SIM-map.

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If you disabled SMS via the operator, but then want to return them, use the command *111*256# for MTS or similar for other networks. The full list of commands is usually in the "Services" section of your personal account.

7 What to do if SMS continues to arrive?

If none of the methods worked, the problem may lie in:

• 📱 Phone firmware: On some versions MIUI (especially Chinese SMS They're unstable. Try updating the software or switching to global firmware.
• 📡 Double. SIM-If you have two cards SIM, Check the settings for each individual. Sometimes the notifications only come to one of them.
• 🔄 Third-party messengers: Apps like Google Messages or Textra can duplicate notifications. Delete them or disable notifications in their settings.
• 🛠️ System failure: In rare cases, resetting your phone to factory settings helps (but it is an extreme measure).

If the problem is with a particular model (like the Redmi Note 11 or Xiaomi 12T), check out forums like 4PDA or Mi Community, which often publish solutions for individual devices.

FAQ: Frequent questions about disabling SMS on Xiaomi