Xiaomi Phone Services: A Detailed Guide to Features and Settings

Why Xiaomi Needs Phone Services?

If you own a Xiaomi, Redmi or a smartphone POCO, You've probably encountered the term "phone services" in your device settings. It's not just a random name, it's a whole host of system functions that are responsible for the basic operation of the phone, from calls to calls to SMS steer SIM-But what exactly is in this section, how does it affect the performance of the gadget and whether it can be turned off without consequences?

In this article, we will discuss in detail what Xiaomi phone services are, what tasks they solve, and why they should not be deleted or blocked for no good reason, and how to set up these services for optimal smartphone performance, what mistakes users often make, and what to do if phone services have started to “glut”.

We will pay special attention to current versions. MIUI 14/15 model 2023–2026 And so, in the years since the services have changed over time, if you want to get a good handle on the topic, read on!

What are Xiaomi phone services and why do they need them?

Phone Services is a system application built into firmware MIUI, It's the key function of the phone, and without it, your smartphone can't do it:

• 📞 Make and receive calls (including VoLTE/VoWiFi).
• 💬 Send and receive SMS/MMS.
• 📶 Manage SIM-cards (switching, setting up) APN).
• 🔄 Process USSD-Requests (e.g. *100# for balance checks).
• 📡 Working with mobile networks (2G/3G/4G/5G).

In fact, it is a bridge between the phone’s hardware (modem) and the operating system, and without phone services, even Xiaomi’s most powerful hardware will become a plantain — beautiful but useless.

It's important to understand that phone services are not a separate application from Google Play, but a part of the firmware, and cannot be removed by standard methods (unless through a simple, uninstallable device). ADB It's a custom firmware, but it's got consequences. In the application manager, it can be displayed as com.android.phone or com.miui.phoneservices.

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If you see two things in your settings: Phone and Phone Services, don’t be afraid. Phone is a call app (similar to standard Dialer), and Phone Services is a system component that works in the background.

What functions are hidden behind the phone services

Let's take a closer look at what this module is specifically designed for, and it can be divided into 4 main categories:

Starting with MIUI 12, phone services are also responsible for integrating with Xiaomi's branded features, such as:

• 🔄 Double. SIM-mode (simultaneous operation of two cards).
• 📡 Smart network switching (automatic choice between the two) 4G and 5G load-dependent).
• 🔒 Protection against fraudulent calls (blocking spam numbers at the system level).

Where to find phone services in Xiaomi settings

Depending on the version MIUI And the way that you can get to the phone service settings, and the smartphone model, is different:

Method 1. Through "Settings" → "Annexes"

1. Open the Settings.
2. Go to the Appendix section → Application management.
3. In the top menu, select the All or System tab.
4. Find the phone services (or phone services) in the list.

Method 2. Through "Settings" → "SIM-maps and mobile networks"

Some of the functions of the telephone services are duplicated here, for example:

• 📶 Mobile network configuration (Preferred network type).
• 📱 Management SIM-cards (Name) SIM-Default for calls).
• 📡 Access points APN (The name of the access point, Proxy).

Method 3: Through a Hidden Menu (for experienced users)

If you need to get advanced information about the module (such as version or logs), you can use the engineering menu:

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In the menu that opens, select Phone Information - here you can see the current network, status data. SIM and phone service versions.

Can I disable or remove phone services?

Disabling or removing phone services will result in a complete loss of mobile communication functionality, including calls and phone calls. SMS. This is equivalent to removing the network card driver on the computer – the device will simply stop “seeing” the network operators.

However, some users try to do this for the following reasons:

• ⚡ Saving battery power (misperception that services eat energy).
• 🚫 Ad blocking (some think phone services show ads).
• 🔄 Conflict with other applications (for example, with WhatsApp messengers).

Let’s see what happens if you try to disable the services:

⚠️ Note: If you turn off phone services through Settings → Annexes → Phone services → Turn it off, then:

• 📵 The phone will stop catching the network (mobile signal indicator will disappear).
• 📞 You will not be able to make or receive calls (even emergency calls!).
• 💬 Stop coming. SMS (including bank confirmation codes).
• 📡 USSD-The requests (*100#, *111#, etc.) will no longer work.

The only safe way to “optimize” your phone is to:

1. Update them to the latest version through Settings → The phone. → Updating the system.
2. Clear the cache (but not the data!) in the app settings.
3. Disable unnecessary features (for example, call forwarding if you do not use it).

Common problems with telephone services and their solutions

Even on new Xiaomi smartphones, users sometimes encounter phone service errors, and consider the most common ones and how to fix them.

1.The phone does not catch the network (no signal)

Reasons:

• 📡 Failure of telephone services (for example, after updating).
• 🔌 Problems with SIM-Card (damage, improper installation).
• 📱 Wrong settings APN.

Decision:

1. Reboot the phone.
2. Check if it is inserted correctly SIM-card (on some Xiaomi models, the tray has a key and the card must be installed with a chip up!).
3. Update the settings APN: Go to Settings. → SIM-maps and mobile networks → [yours SIM] → Access points (APN) and select the automatic setting.
4. If nothing helps, reset your network settings: Settings → SIM-maps and mobile networks → Resetting network settings.

2. They don't. SMS (especially confirmation codes)

Reasons:

• 📵 Blocking messages at the operator or telephone service level.
• 📱 Conflict with instant messengers (e.g. Google Messages or Truecaller).
• 🔄 Failure to synchronize with operator servers.

Decision:

• Check if it's blocking. SMS a truecaller application or SMS Blocker.
• Clear the cache of phone services (see instructions above).
• Make sure you have enough money in your account (some operators block your account). SMS negative-balance).
• Try inserting. SIM-card to another phone if SMS They don’t come there, the problem is on the operator’s side.

3. Calls are interrupted or not made

Reasons:

• 📡 Poor network coverage (especially relevant for VoLTE).
• 🔄 Conflict with redirection settings.
• 📱 Failure of the modem (for example, after the fall of the phone).

Decision:

• Turn off call forwarding: Settings → SIM-maps and mobile networks → Call forwarding.
• Try to disable VoLTE: Settings → SIM-maps and mobile networks → [yours SIM] → Challenges through VoLTE.
• If the problem persists, check the phone for physical damage (for example, the antenna plume may have moved away after a fall).

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If the problem is not resolved after all the manipulations, the cause may be a hardware malfunction (for example, a modem failure).

4.The telephone services constantly consume the battery

This is one of the most common complaints of users, and in fact, phone services shouldn't have a significant impact on battery consumption -- if they do, they're out of order.

How to diagnose:

1. Open Settings → Battery and performance → Battery use.
2. Check the percentage of your phone service you're using, which is normally 1 to 3 percent per day.
3. If the consumption exceeds 10%, then the services are in emergency mode (for example, constantly searching for the network).

Decision:

• Reboot the phone.
• Clear the cache and phone service data (but be prepared for the fact that you will have to reconfigure). APN!).
• Turn off automatic network search: Settings → SIM-maps and mobile networks → Searching the net → Network selection: Manual.
• If the problem persists, try resetting your phone to factory settings (don’t forget to make a backup!).

How to Update Phone Services to the Latest Version

Phone services are updated along with the firmware MIUI, But sometimes you can install an update separately:

Method 1. Through system updates

1. Open Settings → About the phone → System update.
2. Click Check for updates.
3. If you have an update, install it. Phone services will update automatically.

Method 2. via Google Play (for some models)

On some Xiaomi smartphones (especially those with global firmware), phone services can be updated via Google Play as a regular app:

1. Open Google Play.
2. Type in the search for Phone Services.
3. If you see an update button, press it.

Method 3: Manual installation APK (power-user)

If your phone is not updated through standard methods, you can try installing the current version of the phone services manually:

1. Download. APK-a phone service file for your model from a trusted source (e.g., APKMirror).
2. Install the file through any file manager.
3. Reboot the phone.

⚠️ Attention: Installation APK from another model or version MIUI This method can cause mobile phone malfunctions, and only use it if you are sure of compatibility!

After updating the phone services, it is recommended:

• 🔄 Reboot the phone.
• 📶 Check the settings APN (sometimes they're dropped).
• 📞 Make a test call and send it SMS.

Phone Services and Security: What You Need to Know

The telephone service manages the calls and SMS, They have access to sensitive information, and that's what you need to keep in mind to protect your data:

1. Telephone service permits

In normal condition, telephone services request the following permissions:

• 📞 Calls (to process calls).
• 💬 SMS (send-and-receive).
• 📍 Location (for emergency calls and to determine the nearest tower).
• 📶 Mobile network (for connection management).

If you see a phone service requesting access to contacts, files or a camera, that's a cause for concern, and there may be malware on the phone masquerading as a system application.

2.Protection against fraudulent calls

In the new versions MIUI Phone services integrated with spam protection system:

• 🛡️ Automatically lock suspicious numbers (base updated via Xiaomi cloud).
• 📞 A warning of possible fraud (for example, if a number labeled as spam by other users rings).
• 🔍 Verification USSD-query protection (e.g. *905# instead of *100#).

To enable this function:

1. Go to Settings. → PapaSSWORD & SECURITY → Protection against fraud.
2. Activate the option to protect against fraudulent calls.

3. Risks of disconnecting telephone services

As mentioned, shutting down your phone service is killing your mobile phone, but there are less obvious consequences:

• 🚨 Inability to call emergency services (112, 911, etc.).
• 💳 Banking problems SMS (No confirmation codes for payments will be sent).
• 📡 Loss of access to mobile internet (even if Wi-Fi is working).

4. How to check if phone services have been replaced by a virus

If you suspect that the phone services are not working properly (for example, send a message to the phone). SMS Without your knowledge, follow the following steps:

1. Check the version of phone services in Settings → Annexes → Phone services. It should match the version. MIUI.
2. Install an antivirus (such as Dr.Web or Kaspersky) and scan the system.
3. Check traffic: If phone services consume a lot of mobile data for no reason, it’s a cause for concern.

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If you find suspicious phone service activity, immediately reset your phone to factory settings and contact Xiaomi for support.

FAQ: Frequent questions about Xiaomi phone services