Your Xiaomi Redmi is wired to your computer, but there's no reaction on your PC screen? Or is it charging but the files aren't being transferred? This problem is familiar to most smartphone owners, and its causes range from trivial settings to serious hardware failures. In 80% of cases, the malfunction is fixed in 5 minutes — just know where to look for the root of the evil.
In this article, we’ll look at all the scenarios where Windows 10/11 or macOS doesn’t see the Redmi Note 12/11/10 Pro, Redmi A2, Redmi 9/8, and other models, from driver absence to physical port damage, you’ll get step-by-step instructions with screenshots, cable compatibility tables, and answers to frequent questions.
1. Physical connection check: cable, port and connector
The first thing to rule out is mechanical damage, and even a new cable can be defective, and the USB port on your computer can be contaminated.
- 🔌 Try another cable. Use the original Redmi cable or a certified USB-Type-C (for newer models). Cheap cables often have only 2 wires (power), without data transmission.
- 🖥️ Connect to another port USB. On laptops, ports on the right and left side can connect to different controllers. USB 3.0 (blue) sometimes conflict with smartphones.
- 📱 Check the phone connector. Use a flashlight: there should be no debris, oxidation or bent contacts inside. Use a wooden toothpick (not metal) to clean!).
- 🔄 Turn the cable over. The Type-C connector is symmetrical, but some cables have top and bottom. Try inserting it on the other side.
If you don't respond to this manipulation, you can go to the phone settings, and in 30 percent of cases, the problem is USB connectivity, which by default can only be configured to charge.
2.Setting up USB mode on the Xiaomi Redmi smartphone
Redmi's default mode when you connect to your PC is Charging Only, and to transfer files, you have to manually change that setting. Here's how to do this:
- Connect the phone to the computer.
- Swipe down the notification bar on Redmi.
- Click on the Charge notification via USB (or USB for file transfer).
- Select File Transfer (MTP) or Image Transfer (PTP) mode.
If no notice appears:
- 📲 Go to Settings. → Connections and sharing → USB.
- 🔧 Select Manual File Transfer.
On some MIUI firmware (e.g., Redmi Note 10 with MIUI 13), the path may be different: Settings → Additional → Developer → Default USB configuration. If this is not available, turn on Developer Mode (7 times click on the MIUI version in Settings → About Phone).
Connect your phone to PC|Swipe notification panel |Click on the notification "USB to charge" |Select the mode "File Transfer (MTP)" |Check visibility in "This computer"
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⚠️ Attention: If after the selection of the mode MTP The computer gives an error "Device not recognized", the problem lies in the drivers (see section 4.
Problems with drivers on the computer (Windows)
Windows often does not recognize Xiaomi Redmi due to the lack or outdated drivers. MTP-It's a device with an error:
Method 1: Install official Xiaomi drivers
1. Download Mi PC Suite (official software from Xiaomi).
2. Install the program - it will automatically install the desired drivers.
3. Reconnect the phone.
Method 2: Manual installation of the MTP driver
If the Mi PC Suite didn't help:
- Open Device Manager (Win + X → Device Manager).
- Find your Redmi in the list of Portable Devices or Other Devices (may appear as ADB Interface or with a yellow triangle).
- Right-click → Update the driver → Search for drivers on this computer.
- Select Install from the list of available drivers → MTP-device.
Windows 11 sometimes requires you to disable driver digital signature verification.
1. Press Win + R → enter shutdown /r /o /f /t 0 → Enter.
2. After rebooting, select Diagnostic → Additional settings → Booting options → Reboot.
3. Press F7 (Deactivate Mandatory Driver Signature Verification).What if Windows writes Code 10 or Code 43?
4.MacOS problems: why Mac doesn't see Redmi
On MacBooks and iMac, the problem is often related to the lack of support for MTP (file transfer protocol for Android). Unlike Windows, macOS does not have built-in MTP support, so additional programs are needed:
- 🍎 Android File Transfer is Google's official software. Download it and install it!
- 🖥️ OpenMTP is an alternative to newer versions of macOS (Monterey, Ventura). MIUI 12+.
- 🔄 Regime. PTP: If files are not needed, but only photos - select the mode on the phone Image transfer (PTP). MacOS supports it out of the box".
If even after installing Android File Transfer, the phone is not detected:
- Restart the Mac.
- Connect Redmi to another port (preferably USB-A, not via a hub).
- In the phone settings, enable USB Debugging (Settings → About Phone → MIUI version (7 times) → For developers → USB debugging).
⚠️ Attention: On macOS with a chip M1/M2 (MacBook Air 2020+, Mac Mini 2020+) There may be problems with USB-Connect the phone directly to the computer port.
5. Hardware malfunctions: when the phone or computer is to blame
If none of the software methods worked, the problem could be in the hardware.
| Symptoms. | Probable cause | Decision |
|---|---|---|
| The phone is not charged from the computer, but is charged from the socket | Faulty. USB-port on PC (does not supply enough voltage) | Try another port or computer. If the problem persists, check the PC's power supply. |
| The computer makes the connection sound, but the phone is not detected. | Damaged USB controller on the motherboard PC or burned the fuse on the phone | For PC: check in Device Manager (USB Controllers tab). For phone: requires diagnostics in the service center. |
| The phone warms up when connected to a PC | Short circuit in the cable or port of the phone | Turn off the cable immediately! Use another cable and check the port on your phone. |
| The computer sees the phone, but the files are not copied (I/O errors) | The phone memory (eMMC) is damaged. UFS-chip) | Back up your data and check your memory health via *AIDA64 or a service center. |
If you suspect a port malfunction on Redmi, try connecting your phone to another device (e.g. power bank). If charging is unstable or interrupted, the port needs repair. USB-Redmi port in the service center: from 800 to 2000 rubles (depending on the model).
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Before visiting the service center, check if your Redmi warranty is valid. To do this, type in the phone IMEI (typing *#06#) on the Xiaomi Warranty Check website.
6.Firmware conflicts MIUI and reset
Sometimes the problem lies in the MIUI firmware itself, especially after the OTA updates, when new versions contain bugs.
- 🔄 Reset network settings: Settings → SIM-maps and mobile networks → Network resets, which will remove stored Wi-Fi and Bluetooth connections, but often solves problems with the network. USB.
- 📱 Reset your phone settings (if other methods didn’t help): Settings → The phone. → Resetting settings → Warning: This will delete all data except files on the memory card!
- 🔧 Roll back firmware: If the problem has occurred after the update, try returning to the previous version MIUI Mi Flash Tool (requires an unlocked bootloader).
On some models (Redmi Note 9 Pro, Redmi) K40) helps to disable function USB-debugging (protection) MIUI):
- Activate the developer mode (7 taps according to the MIUI version).
- Go to Settings → Additional → For developers.
- Turn off the option. USB-debugging (protection) MIUI).
- Reconnect the phone to the PC.
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If resetting helped, but the problem comes back after you connect to the same PC, the drivers on the computer are to blame. Completely delete them via USBDeview and install them again.
7. Alternative ways to transfer files without USB
If USB-The connection has not worked, use alternative methods:
- 🌐 Wi-Fi Direct / Mi Drop: Enable settings on Redmi → Connections and sharing → Mi Drop. On PC, open your browser and go to the address that will appear on your phone.
- ☁️ Cloud Services: Upload files to Mi Cloud, Google Drive, or Yandex Disk, then download to PC.
- 📡 FTP-server: Install the application on the phone FX File Explorer or Solid Explorer, Enable FTP-server and connect via FileZilla or Windows Explorer (address will be in format) ftp://192.168.x.x).
- 🔌 Cardholder: Remove the microSD from your phone and insert it into your computer adapter.
For large amounts of data (such as backups), FTP is best suited, as it will be faster than USB 2.0, so the phone and computer are all on the same Wi-Fi network.