LTE in Xiaomi Redmi smartphones: everything you need to know the user

When you see LTE on your Xiaomi Redmi screen, it means that the phone is connected to the fourth generation mobile Internet. But what exactly is behind this acronym? Why is it faster on some Redmi models and slower on others? And why does 4G or H+ sometimes appear instead of LTE?

In this article, we will look at how LTE-The technology is implemented in Xiaomi smartphones, which is different from the classic 4G, How to check the frequency support in your model, and what to do if the speed leaves much to be desired. MIUI, which will help to optimize the mobile network.

LTE and 4G: What's the difference?

Many users confuse LTE and 4G as synonymous. In fact, it is not quite true. 4G is the fourth generation of mobile communications, and LTE (Long-Term Evolution) is its evolutionary stage, which became the transition link between 3G and full-fledged 4G.

Technically, LTE falls short of the ITU’s 4G speed requirement (1Gbps for fixed devices). However, the marketing departments of carriers and smartphone manufacturers (including Xiaomi) often use the terms interchangeably. So your Redmi screen may display either LTE or 4G as normal.

• 📡 LTE — improved 3G speeds up to 300 Mbps (theoretically).
• 🚀 4G (LTE-Advanced – aggregation of several LTE-frequency for speeds up to 1 Gbps.
• 🔄 5G — Next generation, which Xiaomi Redmi supports only in top models (for example, Redmi) K60 Pro).

Xiaomi Redmi’s LTE support varies by model and region. For example, the Redmi Note 12 Pro+ 5G works with 5G, and the budget Redmi A2 is limited to LTE Cat.4 (up to 150 Mbps).

How to check LTE support for your Xiaomi Redmi

Before you blame the operator for slow internet, make sure that your Xiaomi Redmi supports the right LTE frequencies at all.

1. Search for a page on your model (like the Redmi Note 11 Pro) and check the "Specifications" → "Network" section. Look for lines like LTE FDD: B1/3/5/8 or LTE TDD: B38/40/41.

⚠️ Note: If your Xiaomi Redmi is purchased in China (the domestic version), it may not support the X-ray. LTE-Russian carriers, for example, Redmi Note 11T Pro for China does not work with B20 (800 MHz, which uses Tele2».

Find a model on the official Xiaomi | Check supported frequencies (B1, B3, B7, etc.) | Compare with your operator frequencies | Make sure there are no regional restrictions-->

Why Xiaomi Redmi doesn’t have LTE: possible reasons

You've turned on the mobile Internet, and the screen shows 3G or H+ instead of LTE?

• 📵 No coverage. Operator didn't deploy. LTE in your area (relevant to remote areas).
• 🔌 The settings are wrong. MIUI By default, the mode may be selected 3G/2G.
• 📱 Hardware limitations: Budget models (Redmi A-series) support only base frequencies.
• 🔄 Problems with SIM-Old card (not the old card) USIM) chip-in-chip.
• 🔒 Operator lockdown. Some tariffs restrict access LTE (e.g. “tablets» SIM).

To eliminate software problems, go to Settings → SIM-maps and mobile networks → Network type and select 4G (recommended LTE/3G/2G (If you have an option 4G It is not available, your Redmi does not support it.

How to enable LTE on Xiaomi Redmi: step-by-step instructions

If your smartphone supports LTE but no network, follow this instruction:

1. Activate the correct network mode. Go to Settings → SIM-maps and mobile networks → [choose SIM] → Network type and install 4G (recommended).
2. Update the operator settings. In the same menu, tap Access Points (APN) → Reset to default values. After rebooting, the settings will be updated automatically.
3. Check it out. SIM-Make sure you use the nano-SIM format USIM (supportive LTE). Older Mini-SIMs may not work.
4. Turn on VoLTE. LTE activate the settings → SIM-maps and mobile networks → [yours SIM] → VoLTE (not available on all models).

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If LTE doesn't appear after the network change, try restarting the phone. Sometimes the mobile module freezes and requires re-initialization.

If nothing works, check to see if LTE is blocking your tariff, for example, Beeline has a 3G speed limit on the "It's Simple" tariff, even if the smartphone supports LTE.

LTE speed on Xiaomi Redmi: how to speed up the Internet

Even if LTE is proudly on the screen, the speed can be disappointing, and here are some ways to increase it:

• 📶 Change the range. MIUI There's a hidden frequency priority setting. Type in dial ##4636##, select Phone Information. → Set up a network type and try it out. LTE only.
• 🔄 Turn off automatic network selection. Manually select operator in Settings → Mobile network → Network operators (sometimes autosearch clings to a weak signal).
• 🚫 Block background apps. Go to Settings. → Battery and productivity → Manage background processes and disable auto-update for unnecessary programs.
• 📡 Use an external antenna. Xiaomi Redmi is on sale LTE-plug-in TS-9 (It is suitable for models with a removable cover, for example, Redmi. 9A).

⚠️ Note: If after the update MIUI missing LTE, Try to roll back to the previous firmware version. In some builds (e.g, MIUI 14.0.3 for Redmi Note 10 Pro) were bugs with communication module.

VoLTE on Xiaomi Redmi: what and how to include

VoLTE (Voice over LTE) is a technology that allows you to call over an LTE network without switching to 3G/2G.

• ⚡ Fast connection (the call is connected in 1-2 seconds).
• 📞 Ability to talk and use the internet at the same time.
• 🎙️ Best sound quality (codecs) HD Voice).

To activate VoLTE on Xiaomi Redmi:

1. Make sure your operator supports the technology ("MegaFon", "Beeline", "MTS" - yes, "Tele2" - partially).
2. Go to Settings. → SIM-maps and mobile networks → [yours SIM] → VoLTE and switch on the switch.
3. If you don’t have an option, check if your model supports VoLTE (e.g. Redmi 9T – yes, Redmi 8A – no).

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VoLTE is only available on the SIM-map USIM and at a good signal level. LTE (lower -100 dB).

Frequent questions about LTE in Xiaomi Redmi