How to enable 4G on Xiaomi: a step-by-step guide for all models

Have you just bought a new Xiaomi smartphone or upgraded your firmware, but mobile internet is slower than usual?Maybe your default device uses 3G instead of 4G, which significantly reduces page load speed and streaming quality.This problem is especially relevant for users who have switched from Android 11 to MIUI 13/14 - after updating the network settings are often reset.

In this article, we will discuss how to enable 4G LTE on any Xiaomi smartphone, including the Redmi Note 12, POCO X5, Mi 11 and others. You will learn not only the standard way through the settings, but also alternative methods for cases when the 4G button is unavailable or network settings are lost. And if after all the manipulations the Internet has not worked, at the end of the article there is a section on solving typical problems.

Why Xiaomi may not be running 4G?

Before you get into settings, it’s important to understand why your Xiaomi isn’t connecting to a 4G LTE network.

• 📱 Resetting network settings after update MIUI — Firmware often resets the connection parameters.
• 📡 Lack of coverage 4G in your area (check the operator's coverage map).
• 🔄 Automatic network selection – the smartphone can “get stuck” on the Internet 3G, signal 4G weak.
• 🔧 Errors in settings APN — especially after replacement SIM-card-change.
• 🛠️ Software bugs in specific versions MIUI (for example, MIUI 12.5 had a problem with network display for some users).

If 4G used to work and now it's gone, reboot your smartphone first, which solves the problem in 30 percent of cases. If it doesn't, read on.

Standard method: enable 4G through settings

This is the basic method that works on 90% of Xiaomi devices with MIUI 10 and later. The instructions are suitable for Redmi 9/10/11, POCO F3/X3, Mi 10/11/12 and others.

1. Open the Settings app (the gear icon on the home screen).
2. Go to section. SIM-Maps and mobile networks (or Mobile Network in older versions).
3. Choose. SIM-map for which you want to include 4G (if).
4. Click on Network Type (or Preferred Network Type)
5. In the list, select 4G (preferably) or LTE.
6. Save the changes and restart the smartphone.

After rebooting, an icon should appear in the status bar next to the network indicator 4G or LTE. If it is not, check if the mode is not turned on Traffic Savings in the settings. SIM-Cards (he may limit speed).

Plane mode is off"|SIM-Card activated and recognized|On account of enough money for mobile Internet|Smartphone not roaming-->

Alternative methods of incorporating 4G

If the standard method didn't work, try one of these options. They'll come in handy if:

• 🔍 There is no settings for Network Type.
• 🔄 After the choice 4G The smartphone automatically returns to the 3G.
• 📵 Badge 4G It appears, but the internet doesn’t work.

Method 1: Manual indication of the network

Sometimes, automatic network search gets stuck on 3G. To force you to connect to 4G:

1. Go to Settings → SIM-cards and mobile networks.
2. Choose yours. SIM-Map and click Network Selection (or Network Operators).
3. Turn off Automatic Selection and wait until the smartphone finds the available networks.
4. Manually select an operator with the 4G or LTE mark in the title.

Method 2: Resetting network settings

If the network parameters are lost, they can be reset:

1. Go to Settings → About the phone → Reset settings.
2. Select Network Reset (not to be confused with a full reset!).
3. Confirm the action and wait for the reboot.
4. Once enabled, reconfigure 4G according to standard instructions.

APN setup for 4G operation

Incorrect APN (Access Point Name) settings are one of the main reasons why 4G does not work even after turning on: each operator has its own settings, and if they go wrong (for example, after updating), the Internet will disappear.

To change the APN:

1. Go to Settings. → SIM-maps and mobile networks → [Yours. SIM] → Access points (APN).
2. Click on the three dots in the top right corner and select the New Access Point.
3. Enter the parameters from the table for your operator.
4. Save and select a new APN as an active one.

💡

If you already have an APN profile on your carrier, but the Internet is not working, delete it and recreate it. Duplicate APNs can cause conflicts.

4G problems on specific Xiaomi models

Some Xiaomi smartphones have unique 4G-related bugs. Here are the most common cases and their solutions:

Redmi Note 10/11 Pro and POCO X3/X4: 4G disappears after update

Users of these models often face the fact that after upgrading to MIUI 13/14 smartphone ceases to "see" 4G. The reason is a failure in the Modem module.

1. Go to Settings → About Phone → MIUI version.
2. Click 7 times on the line with the version to activate Developer Mode.
3. Back to Settings → Additionally. → For developers.
4. Find the Install Network Type and select LTE only.

Mi 11 Ultra and Mi 12: slow 4G despite good signal

Xiaomi flagships with Snapdragon 888/8 Gen 1 processor sometimes have 4G brakes due to improper channel aggregation.

• 🔧 Initiation of the mode Only LTE in the developer settings (as in the instructions above).
• 📱 Reset network settings followed by manual operator selection.
• 🔄 Retraction to the previous version MIUI (If the problem occurs after the update).

💡

On the Redmi Note 8 Pro and POCO F1 with a Helio G90T processor, VoLTE (4G calls) may not work due to hardware limitations, in which case 4G will work only for the Internet, and calls will work through 3G.

What if 4G never works?

If none of these methods helped, check the following points:

⚠️ Note: Some Xiaomi smartphones with two SIM-map 4G It only works on the first slot (SIM 1. Try moving the card to another slot.

• 📶 Check the coverage – possibly in your area 4G Maintenance of the base station is being disabled or maintained.
• 🔋 Make sure that the power saving mode is not turned on – it can limit background data transfers.
• 🛡️ Turn it off. VPN Proxies – they can block the connection to the network.
• 🔄 Update the firmware - in new versions MIUI Frequently correct errors with the network.

If the problem persists, models with a MediaTek processor (Helio, Dimensity) sometimes help to flash the radio module through the Fastboot.

FAQ: Frequent questions about 4G on Xiaomi