How to set up mobile Internet "Phoenix" on Xiaomi: instructions with photos and solutions to problems

Setting up mobile Internet from the operator “Phoenix” on smartphones Xiaomi, Redmi or POCO It's a frequent question for users, despite automatically sending settings when you install it. SIM-Many people have a lack of communication, slow Internet connection or a "No mobile network connection" error, which is usually due to the wrong parameters. APN (access points) or a firmware conflict MIUI.

In this article, you will find step-by-step instructions for manually configuring the Phoenix Internet for all Xiaomi models (including the Redmi Note 12, POCO X5, Mi 11, etc.), as well as solutions to typical problems: from the absence of a 4G icon to the error “Authentication failed”, we will analyze how to check the current settings, reset them to factory ones and what to do if the smartphone does not save changes.

We will focus on hidden MIUI parameters that can block the connection to the Phoenix network, such as the Traffic Savings feature or restrictions for background applications, all of which are illustrated by screenshots from current firmware versions (MIUI 14/15).

Preparation: verification SIM-maps and compatibility

Before you set up APN, Make sure the problem is not related to itself. SIM-map or supported frequencies.

What to check:

  • 📱 Type SIM-The Phoenix only works with nano-SIM (3FF). If you have a micro-SIM (2FF) or the old "mini", it must be cut or replaced in the cabin of the operator.
  • 📶 Supported frequencies: Xiaomi on the Qualcomm Snapdragon platform (for example, Redmi Note 11 Pro) catches the Phoenix network better than models on MediaTek (for example, POCO M4 Full operator frequency list: LTE B3 (1800 MHz), B7 (2600 MHz), B20 (800 MHz).
  • 🔄 Activation. SIM: If the card is new, it must be activated through the USSD-*100# team or in your personal account on the website phoenix.ru.

If the smartphone does not see SIM-card at all (there is no network icon in the status bar), the problem may be in the slot or antenna. Try moving the card to another slot (if there are two) or test it on another device.

⚠️ Note: Some Xiaomi models (e.g. Mi) 10T) second SIM-The slot is hybrid - it works with either a nano-SIM or a memory card. Make sure you don't insert a microSD instead. SIM.

📊 What kind of operator do you use on Xiaomi?
Phoenix.
Tele2.
MTS
Megaphone
iota
Other

Automatic setting of APN: how to get the settings from the Phoenix

In most cases, the settings come automatically in the form of SMS-Messages at First Connection SIM-If that doesn't happen, you can request them manually.

Ways to get automatic settings:

  1. Send. USSD-Team: *135# After that, the phone will come SMS Click on the link in the message and confirm the installation.
  2. Call Phoenix Support at 8 800 700-00-00 and ask to send settings again.
  3. Download the official My Phoenix app from Google Play and request settings through the Help section.

If the automatic installation fails (for example, due to MIUI blocking), go to manual settings.

💡

Before manually setting up the APN, take a screenshot of the current settings – this will help bring everything back if something goes wrong.

3.Manual setting of APN for Phoenix on Xiaomi

If the automatic installation fails, set the access point manually. The settings are valid for all Phoenix rates (including Unlimited, Maximum, Device).

Step-by-step:

  1. Open the Settings. → SIM-maps and mobile networks.
  2. Choose. SIM-Phoenix card (if there are two of them).
  3. Go to Access Points (APN).
  4. Click on + (add a new point) or select an existing one and edit it.

APN settings for Phoenix:

Field.MeaningNote
Name.Phoenix InternetYou can give any name you can.
APNinternet.phoenixMandatory parameter
User namephoenixSometimes left empty.
Password.phoenixOr leave it empty.
Type of authenticationPAPOr CHAP if the PAP doesn't work.
Type APNdefault,suplFor some models, you need to specify default,supl,mms

After filling, save the settings and restart the smartphone. If the Internet does not work, check that the selected one is the one that you have chosen. APN-profile marked with a tick (active).

A profile with the name Phoenix Internet"?|

Is the access point activated (tick next to the box)?|

Is the smartphone rebooted? |

Is the mobile internet on in the notification curtain?-->

4. Typical errors and their solutions

Even after setting up the APNs correctly, there can be problems, and let's look at the most common ones and how to fix them.

Error 1: “Authentication failed”

  • 🔄 Check the username and password in the settings APN — They must be phoenix (or empty).
  • 📡 Change the authentication type with PAP on CHAP.
  • 🔧 Reset network settings: Settings → System system → Resetting settings → Resetting Wi-Fi, Mobile Network and Bluetooth.

Error 2: No 4G/LTE icon, just H+ or E

  • 📶 Make sure that in the settings SIM-maps selected 4G (recommended 3G/4G.
  • 🔄 Switch the network type to only LTE (if available).
  • 📱 Check if your Xiaomi model supports Phoenix frequencies (see section 1).

Error 3: APN settings are not saved

This is a typical MIUI problem, which is the constraints on system applications.

  1. Open Settings → Applications → Application Management.
  2. Find the Settings app (or Sim Settings).
  3. Go to Permissions and enable System Settings Change.
  4. Repeat the APN setting.
What to do if the Internet is lost after resetting? If you performed a network reset (Settings) → System system → Setting reset, everything APN-Profiles will be deleted.
1. Request automatic adjustment through USSD *135#. 2. If it doesn’t work, create a profile manually (see section). 3). 3. Check if antivirus (e.g. Mi Security) is blocking access to the network.—> 5. Additional settings MIUI for a stable Internet firmware MIUI It has hidden features that can affect the quality of mobile Internet, which should be checked if the speed is low or the connection is constantly breaking. MIUI: 🚀 Turn off Traffic Savings: Settings → SIM-maps and mobile networks → Saving traffic → Turn off the slider. This feature limits background traffic, which can interfere with the work of messengers and social networks. 🔄 Enable "Smart Switching": Settings → SIM-maps and mobile networks → Smart switching → This will help you automatically select the best network (2G/3G/4G). 📡 Set Network Priority: In the Engineering Menu (type ##4636##) select Phone Information → Establish a preferred network type → LTE If you use two of them. SIM-maps, check the priority of the Internet connection: Settings → SIM-maps and mobile networks → Data for transmission → choose SIM «Phoenix». ⚠️ Note: Some Xiaomi models (e.g. Redmi) 9A) The engineering menu can be blocked, and in this case, use applications like this. MTK Engineering Mode (for MediaTek) or NetMonster. 6. Speed check and troubleshooting If the internet is working but slow, make a diagnosis using built-in tools MIUI How to check speed and stability: 📊 Use Speedtest by Ookla or NetMonster to measure speed. Normal readings for Phoenix»: 4G: 10–50 Mbit/s (depending on tariff and network load). 3G: 2–10 Mbit/s. 📡 Check the signal level: in the engineering menu (##4636##) See the parameter dBm. The optimal value is: -70 before -90. If the signal is weaker -100 dBm, try moving closer to the window or using a repeater. 🔧 Run the network test in Settings → SIM-maps and mobile networks → Network test (not available on all models) If the speed is lower than expected: Try switching to another base station: select from the engineering menu LTE Band Selection and manually specify B3 or B20. Turn it off. VPN (If you use it, it can limit speed. Check if the battery saving mode is active, it reduces the modem performance. 7. Alternative ways to connect (if nothing helps) APN Method 1: Access Point from another phone If you have a second smartphone with a working Internet "Phoenix", distribute Wi-Fi from it: On the second phone, turn on modem mode (in the curtain of notifications or Settings) → Access Point and modem. On Xiaomi, connect to the created Wi-Fi network. Method 2: USB-Connect Xiaomi to your computer by modem USB and use it as a modem: Enable Debugging by USB (Settings → The phone. → Version. MIUI → Click on version 7 times, then return to Additional → For developers, connect your smartphone to your PC and select mode. USB-modem-curtained notification. Method 3: Reset to factory settings If the problem occurs after the update MIUI, Reset (pre-reverse!): Settings → The phone. → Backup and reset → Settings reset. Choose Reset all settings (does not delete files) or Erase all data (complete reset). FAQ: Frequent questions on setting up "Phoenix" on Xiaomi Can you use the Internet "Phoenix" on Xiaomi with two SIM-Yes, but only one card. SIM-The card can be active for data transfer. To select Phoenix: Open Settings → SIM-maps and mobile networks. Select Data to transmit. SIM-Note: on some models (e.g., on some models, POCO X3 Pro) when an active call is made on the second SIM The Internet may be interrupted. Why after the update MIUI The Phoenix Internet is missing? MIUI sometimes resetting APN or block their change. Solutions: Request settings automatically (*135#). Reset network settings (Settings) → System system → If it doesn't work, reset to the previous version. MIUI How do I check if my Xiaomi supports Phoenix frequencies? To find out the frequencies supported, please: On FrequencyCheck, type in your Xiaomi model. On the GSMArena specifications. On the engineering menu (#4636##) → Phone information → Set preferred network type. Phoenix operates on frequencies: LTE B3 (1800 MHz), B7 (2600 MHz), B20 (800 MHz. If your smartphone doesn't support at least one of them, the Internet will work poorly or not at all. What if Phoenix doesn't register my phone? SIM-If the smartphone can't see the Phoenix network (no operator icon), try: Reboot the phone. Remove and paste. SIM-map. Manually select the operator: Settings → SIM-maps and mobile networks → Choice of network → If nothing works, go to the Phoenix salon, maybe, SIM-Is it possible to use the eSIM Phoenix on Xiaomi? At the moment (2026), Phoenix does not support eSIM for individuals. The operator offers only physical nano-SIM. However, some Xiaomi models (such as the Xiaomi 13 Pro) support eSIM for other carriers.