How to turn it on 5G Xiaomi Redmi Note 9: full instruction with error solutions

Xiaomi Redmi Note 9 is still a popular device even a few years after its release, but many users are faced with the problem: how to activate support for fifth-generation networks on this device? 5G Due to hardware limitations (MediteTek Helio chipset) G85 It's not equipped with a modem, and there's a lot of conflicting information going around about hidden features and firmware. In this article, we'll see if it's possible to actually turn on the device. 5G Redmi Note 9: What alternative solutions exist to speed up the Internet, and why some instructions from the Internet are not only useless, but also dangerous for the device.

Redmi Note 9 (codename merlin) is not physically capable of running on networks 5G If you have a Redmi Note 9 Pro, you have a Snapdragon chipset. 720G) or a newer version (e.g. Redmi Note) 9T), You have a chance to activate it. 5G — But there are nuances to operator settings and firmware, and then we'll look at all the scenarios that we can do, including support checks, software updates, and circumventing operator restrictions.

If your goal is to speed up the mobile Internet, then instead of trying to turn on the Internet. 5G» Optimize the current connection 4G/LTE. We will tell you how to do this without risk to the device, and also warn against common errors that can lead to loss of communication or even “bricking” the smartphone.

1. Verification of support 5G: How to know if your Redmi Note 9 is working on a new network

Before you try to activate 5G, You need to clearly define the model of your device and its technical capabilities, many users confuse the Redmi Note 9 with other models of the series (for example, Note 9 Pro or Note). 9S), who are truly supportive 5G. Here's how to check:

Open the Settings app, go to About Phone and find Model and Version. MIUI. If the model name has the letters Pro, 5G or T (for example, M2007J3SC For the Redmi Note 9 Pro 5G), You have a chance to get support, but if the model is labeled as M2003J15SC (Standard Redmi Note 9, then 5G fundamentally unavailable.

• 🔍 Standard Redmi Note 9: Helio chipset G85, maximum support — 4G LTE (Cat. 12/13).
• 📶 Redmi Note 9 Pro/9S: Snapdragon chipset 720G, support 5G Depends on the regional firmware.
• ⚡ Redmi Note 9T/9 Pro 5G: MediaTek Dimensity chipset 800U, full-fledged support 5G.

Another way to check is to use applications like CPU-Z or AIDA64. They'll show you the exact model of the processor and the frequencies supported. 5G (for example, NR or 5G NSA/SA), Further attempts at activation are meaningless.

⚠️ Some sellers in the secondary market give Redmi Note 9 for «5G-Forged stickers or firmware, always check before buying IMEI on official websites (for example, IMEI.info) – this will protect against fraud.

2 Why Redmi Note 9 cannot be enabled 5G: technical limitations

Even if you find “instructions” on the Internet for activation 5G On the Redmi Note 9, through the engineering menu or custom firmware, they won't work:

Chipset MediaTek Helio G85, installed in the base model, uses a modem Cat-12/13, who is physically unable to handle frequencies 5G (for example, n78 or n41). Even if the modem was supported by 5G, There's no antenna block for new bands, and trying to trick the system through firmware will only lead to a:

• 📉 Loss of communication stability (frequent breaks) 4G).
• 🔋 Increased battery consumption due to constant attempts to connect to a non-existent network.
• 🚨 Risk of firmware damage (if you use unofficial modifications).

Some “craftsmen” suggest replacing the modem chip or antenna, but this is:

1. Requires soldering work at the level of microelectronics (cost exceeds the price of the phone).
2. Violates the warranty and can lead to complete failure of the device.
3. Does not guarantee performance – even after replacing the chip, you will need custom firmware with support for new equipment.

3. Alternatives 5G: How to speed up the Internet on Redmi Note 9

If your goal is to increase the speed of mobile Internet, then instead of futile attempts to activate the Internet. 5G Optimize the current connection 4G/LTE. Here's the working methods:

3.1. Set up a preferred network type

By default, the Redmi Note 9 can use outdated standards (e.g., the Redmi Note 9, 3G), It's slowing down. 4G:

1. Open the Settings. → SIM-maps and mobile networks.
2. Choose yours. SIM-map.
3. Go to Network Type and install Only LTE (or 4G/3G/2G, if LTE idle).

Updating firmware and modems

Manufacturers regularly optimize modems through software updates. Check the relevance of your firmware:

1. Go to Settings → About the phone → System update.
2. If you have an update, install it (preferably via Wi-Fi).
3. After the update, reset the network settings: Settings → SIM-map → Resetting network settings.

3.3 The use of two SIM-load-balancing

If you have a Redmi Note 9 Supports Dual SIM, You can use one card for calls (3G/2G), The second is for the Internet only (4G). This will reduce the load on the modem and improve the stability of communication.

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If the internet speed has dropped dramatically, try temporarily disabling VoLTE (voice on the Internet). LTE) customized SIM-Sometimes this mode conflicts with data and reduces bandwidth.

4. Step-by-step instructions for Redmi Note 9 Pro/9T (If your model supports you 5G)

If you have a Redmi Note 9 Pro 5G or Redmi Note 9T, activation 5G It's possible, but it needs the right settings:

Check the phone model in the settings

Update your firmware to the latest version of MIUI

Make sure yours is yours. SIM-card 5G (check with the operator)

Set up. APN for 5G (parameter)

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Step 1: Checking support 5G operator

Not all operators provide 5G Check with your provider (for example, MTS, Beeline, MegaFon or Tele2) whether your service supports your service. SIM-The map and the data plan for the fifth generation networks may need to be replaced. SIM on USIM (universal map of the new sample).

Step 2. Set-up APN for 5G

Default parameters APN may not be optimized for 5G. Open up:

→ SIM-maps and mobile networks → [Your SIM] → Access Points APN]

Create a new one. APN with the following parameters (example for MTS):

• Name: MTS 5G
• APN: internet.mts.ru
• Type of authentication: PAP
• APN Protocol: IPv4/IPv6
• Type APN: default,supl,ia

For other operators, the parameters may differ - check them on the official website.

Step 3: Inclusion 5G customized

After setting up APN:

1. Go to Settings. → SIM-maps and mobile networks → [Yours. SIM] → Type of network.
2. Select the option. 5G/4G/3G/2G (or 5G, if available).
3. Reboot the phone.

Step 4: Checking the connection

To make sure that 5G work:

• Look at the network indicator in the status bar – the icon should be displayed 5G.
• Run a speed test (for example, through Speedtest or nPerf) and the speed should exceed 100 Mbps (under ideal conditions, up to 1 Gbps).

⚠️ Note: If after activation 5G phone starts to warm up or discharge quickly, go back to settings 4G. This may indicate that the modem is unstable with the firmware, in which case it is recommended to wait for the next update. MIUI.

5. Common mistakes and their solutions

When you try to include 5G (Or even optimise it. 4G) Users often face problems. Let's look at typical scenarios and how to fix them:

5.1. Badge 5G Yes, but the speed is not increasing.

This is one of the most common situations, and the reasons may be as follows:

• 📡 False mapping 5G: Some firmware shows the badge 5G, Even if it is actually used 4G (Especially relevant for custom firmware).
• 📶 Weak signal: 5G It requires a more powerful signal than 4G. If you are on the edge of the coverage area, the phone may “clung” to the network, but the speed will be low.
• 🛠️ Operator restrictions: Even if the network is available, the operator can artificially limit the speed (for example, for tariffs with unlimited Internet).

Solution: Check the real speed through Speedtest and compare it to the performance on the network 4G. If the difference is minimal, you are likely connected to 4G false-indicator.

5.2. After inclusion 5G Internet gone missing

If, after activation, 5G The internet has stopped working, the reasons may be:

• ⚙️ Wrong settings APN: Check the access point parameters (see section 4.2).
• 🔄 Conflict with VoLTE: disable VoLTE in the settings SIM-maps and reboot the phone.
• 📱 Firmware failure: perform network reset (Settings) → SIM-map → Resetting network settings).

5.3. The phone can't see the network. 5G, Although the model supports

If you have a Redmi Note 9 Pro 5G It does not detect a fifth generation network, check it out:

• 📋 Regional Firmware: Some Versions MIUI China or India are blocked 5G Install global firmware (e.g., in other countries, miui_MERLINGlobal).
• 🆔 IMEI: if IMEI Reset or damaged, the modem will not work properly.Restore it through the engineering menu (#4636##).
• 📡 Operator coverage: make sure that 5G available in your area (check the coverage map on the operator's website).

6 Dangerous “advice” from the Internet: what not to do

In an attempt to include 5G On the Redmi Note 9, users often follow questionable recommendations that not only do not help, but also harm the device:

Installation of custom firmware with “support” 5G»

Some “developers” offer firmware that supposedly adds support 5G It's not really a super-sized device:

• 🚫 Fake: firmware simply replaces network indicator, but real support 5G no.
• 🔥 Brick Risk: Unofficial firmware can damage a bootloader or modem.
• 📵 Loss of warranty: any manipulation of the firmware will void the warranty Xiaomi.

6.2. editing modem files via root

Some instructions suggest manually editing files into /system/etc/firmware or /vendor, to unlock» 5G. It's extremely dangerous:

• 💥 Could lead to loss IMEI or modem breakdown.
• 🔄 Requires unlocking the bootloader, which erases all data.
• 🛠️ Recovery after such intervention often requires JTAG (costly).

Purchase «5G-modems on AliExpress

On the Internet are sold "external" 5G-Modems that can be connected to Redmi Note 9 via USB-C. Actually:

• 🎭 It's normal. 4G-modems with a fake logo 5G.
• 🔌 USB-C Redmi Note 9 does not support external modems (no drivers).
• 💸 The money will be wasted – the speed will not exceed 4G.

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The only safe way to “get” 5G» Redmi Note 9 - Buy an External 5G-router (e.g. Xiaomi Mi Router) 5G) It's cheaper than repairing your phone after a failed experiment.

7. The future 5G Xiaomi: Should we wait for updates?

Many users are hoping that Xiaomi will release an update that will include a new version» 5G But it's unlikely for a number of reasons:

1. Hardware Limitations: Even if Xiaomi adds support 5G at the software level, the Helio chipset G85 It's like trying to make a horse fly, because no matter how much you train, there are no wings.

2. Cost-effectiveness: Xiaomi is focused on releasing new models (e.g. Redmi Note 13 or Redmi Note). POCO X6), Redmi Note 9 updates are already less common and limited to bug fixes.

3. Operator policy: even if 5G As it became available, operators would not support it on older chipsets because of the risk of network congestion.

If support is critically important 5G, Consider the following options:

• 📱 Upgrade to a new model: for example, Redmi Note 12 5G or POCO X5 5G They are inexpensive and offer full support.
• 📶 Use of the 5G-Routers: External devices like Huawei 5G CPE Pro 2 or ZTE MC801A allow you to connect to 5G and distribute the Internet over Wi-Fi.
• 🔄 Trade-in programs: many stores (for example, Svyaznoy or M. Video) offer discounts when renting an old phone.

FAQ: Frequent questions about 5G on the Redmi Note 9