How to send SMS Xiaomi phone: all the ways and possible problems

Sending. SMS On Xiaomi smartphones, it seems like a simple task, but even here, users are faced with questions: where to find a messaging app, how to send a group newsletter, or why. SMS This is especially true for new owners of Redmi devices, POCO Mis that have previously used phones from other brands.

In this article, we will discuss all ways of sending SMS on Xiaomi – from the standard Messages app to alternative methods through Google Messages or SIM-We will focus on common errors (e.g., Send error: code 23) and how to fix them. SMS Quick, reliable and with additional features (like delayed sending), read on.

1. Standard Messages app on Xiaomi

By default on all Xiaomi smartphones (including the Redmi Note 12 models, POCO X5, Mi 11 has a proprietary Message app (an icon with a white envelope on a green background) preinstalled. SMS, but RCS-communications (if the operator provides this service).

To send SMS via the standard application:

• 📱 Open the Messages app (located on the home screen or in the folder) Google/Tools).
• 🖊️ Click on the icon to write a message (pencil in the lower right corner).
• 📞 In the field Who enter the phone number (in format) +79XXXXXXXXX or 89XXXXXXXXX).
• 💬 Write the text of the message (maximum 70 characters for one) SMS; If more, it will break into several parts).
• 📤 Press the Send button (arrow to right).

If you have Xiaomi with a shell MIUI 14 or later, additional features are available in the application:

• 📌 Securing important chats (long-click dialogue) → Secure).
• 🔍 Search by Message (magnifying glass icon at the top).
• 📁 Archiving of dialogues (swipe left via chat) → Archive).
• 🎨 Design topics (application settings) → Topics).

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If you send often SMS Add it to the favorite contacts in the Contacts app, and the number will appear at the top of the list when you select the recipient.

Alternative annexes for SMS

Xiaomi's standard Messages app isn't for everyone.Some prefer Google Messages for support RCS (iMessage analogue, and someone uses Textra or Pulse SMS For advanced functions, let's look at the most popular alternatives.

Google Messages (formerly Android Messages) is an official Google Messages app that supports:

• 🔄 Synchronize messages between devices (via Google account).
• 💬 RCS-chat (if the operator supports the).
• 🔒 Encryption of messages (in RCS-mode).
• 🌙 Dark Theme and Responsive Design.

To establish:

1. Download Google Messages from Google Play.
2. Open the application and allow access to SMS and Contact.
3. Configure as the default application in Settings → Annexes → By default. → Annex for SMS.

Textra SMS Pulse SMS It's good for those who want it:

• 🎨 Flexible configuration of appearance (colors, fonts, animations).
• ⏰ Delayed shipment SMS.
• 📤 Backup of messages to the cloud.
• 🔕 Blacklist for spam.

3.Sending SMS through SIM-menu (USSD-team)

Few people know, but send them. SMS You can even do it without an app, SIM-This method will come in handy if the standard Message application is not working or is removed:

1. Open the phone application (pipe icon).
2. Enter the combination: ##4636## and press the call button.
3. In the menu that opens, select Phone Information → SIM-menu USSD).
4. Select the item Send SMS (The name may vary depending on the Xiaomi model).
5. Enter the recipient number and text of the message, then send.

⚠️ Note: This method does not work on all Xiaomi models and may depend on firmware, POCO F5) SIM-The menu is hidden and root rights are required to access it.

Also through SIM-menu can be checked balance or activate operator services by sending USSD-request (e.g. *100# for MTS). SMS This method is inconvenient – there is no message history, delivery notifications and other features.

4. Group mailing and mass sending SMS

If you need to send the same message to multiple contacts, you can use the group mailing. In the standard Messages app from Xiaomi, this function works like this:

1. Open the application and click on the icon to write a message.
2. In the Who field, enter several numbers by comma or select contacts from the list.
3. Write the text and send it. Each recipient will see the message as personal (no other recipients will be visible).

For mass mailings (for example, advertising messages), the standard application is not suitable - it limits the number of recipients.

• 📊 SMS-Gateways (e.g. SMS.ru, TurboSMS) – suitable for business.
• 🤖 Automation via Tasker (requires customization).
• 📱 Specialized applications like Group Texting (available on Google Play).

⚠️ Attention: Mobile operators can block bulk mailings if they look like spam, such as MegaFon and Beeline restrict sending more than 30 SMS If you exceed the limit, you will receive an error Service is not available.

Check the balance (SMS may be paid)

Make sure the numbers are entered correctly

Use short text (up to 70 characters)

Check the availability of the network (roaming can be more expensive)-->

5. Typical errors in sending SMS and their decisions

Even on modern Xiaomi smartphones, users face errors when sending SMS. Let’s look at the most common problems and ways to fix them.

If none of these methods worked, try:

1. Reset network settings: Settings → SIM-maps and mobile networks → Resetting network settings.
2. Update firmware MIUI Up to the latest version (sometimes errors are fixed in new builds).
3. Install an alternative application for SMS (For example, Google Messages).

On some Xiaomi models (e.g. Redmi) 10C) using two SIM-map SMS You're going to default to the first one. To change that, go to Settings. → SIM-maps and mobile networks → SIM-default-card SMS.

6.Delayed shipping and other hidden features

The standard Messages app on Xiaomi does not support delayed sending SMS, But you can add this feature with third-party applications or automation:

Method 1: Appendix Pulse SMS

• 📥 Install Pulse. SMS Google Play.
• 🖊️ Write a message and click on the icon ⏰ near the send button.
• 📅 Select the date and time of sending.
• ✅ The message will be sent automatically at the specified time.

Method 2: Automation with Tasker

For advanced users:

1. Install Tasker and AutoNotification plugin.
2. Create a task with action Send SMS.
3. Add a time condition (for example, if the time is = 09:00).
4. Please provide the number and text of the message.

Other useful functions in applications for SMS:

• 🔄 Autoresponder (in Textra) SMS You can set up an automatic response to incoming SMS).
• 📎 Attachment of files (in) RCS-Chat via Google Messages).
• 🔍 Keyword Search (Available in Most Alternative Apps).
• 🔒 Password protection (at Pulse) SMS You can block access to messages).

7 Security: How to Protect Your Own SMS reading

SMS-Messages may contain sensitive information (confirmation codes, passwords), so it is important to ensure that they are protected.There are several ways to use Xiaomi smartphones:

1. Blocking the “Messages” application

• Go to Settings → Applications → Blocking applications.
• Select Messages and set a password or fingerprint.
• Now, authentication will be required to open the application.

2. Hiding notifications on the lock screen

• Open the Settings. → Notifications → Communications.
• Turn off the item Show content on the lock screen.
• Now, text SMS will not appear in the notifications.

3. Encryption SMS (only RCS Google Messages)

If you use Google Messages and your operator supports you RCS, The messages are encrypted using the Signal Protocol (like WhatsApp) to enable:

1. Open Google Messages → Settings → Chat functions.
2. Make sure that the function Enable chat functions is active.
3. Communications with other users RCS will be encrypted.

⚠️ Attention: Normal SMS (not RCS) They are not encrypted and can be intercepted by attackers through vulnerabilities in carrier networks. Use end-to-end encrypted messengers (such as Signal or WhatsApp) to transmit sensitive information).

8. Frequent questions on SMS Xiaomi