How to transfer files from Xiaomi Redmi 4X to your computer via USB: 3 working methods + error solving

Transferring data from your smartphone to your PC seems like a simple task — until you encounter errors like "Device not recognized" or "Phone folders not displayed." Xiaomi Redmi owners 4X even with USB-The cable from the set can turn the transfer of files into a quest. MIUI, Connection settings and even Windows versions.

In this article, we will look at all the ways to transfer files over USB, from standard MTP mode to alternative methods like ADB or cloud services. Particular attention will be paid to the typical errors of Redmi 4X (for example, when the phone is charging, but not defined as a drive) and how to fix them. If you have tried to connect and nothing has worked, do not close the page: at the end there is a section with the diagnosis of problems and a table of cable compatibility.

To start, check two key points: cable (it should support data transfer, not just charging) and USB connector on a PC (front ports are often unstable - try the rear ones).

1.Phone preparation: turn on the data transfer mode

By default, the Xiaomi Redmi 4X, when connected to a PC, goes into charging only mode. To see the files, you need to manually activate MTP (Media Transfer Protocol).

1. Connect your phone to your PC with the original cable (or USB 2.0 certified Type-C/Micro-USB).

2 Unlock the Redmi 4X screen – without this menu, there will be no connection.

3. In the top notification panel, tap on the alert "Charge via USB" (or "Connected as...").

4. In the window that opens, select "File Transfer" (or "MTP").

If you don't have File Transfer, you're either debugging on your phone over USB or there's a restriction on your connected devices, and we'll fix that in the next section.

Is the developer mode enabled (if not, tap 7 times on the build number in Settings → About the phone)

Is USB Debugging Allowed (Settings → Additional → Developers)

Whether the original cable is used (poor cables block data transmission)

Is the MIUI firmware updated (older versions have bugs with MTP)

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2.Configure Windows to correctly recognize your phone

Even if Redmi 4X is enabled with MTP, Windows may not see the device, most often the fault of missing drivers or conflicting services.

1. Install MIUI drivers:

Download the official Mi PC Suite from the Xiaomi website (Support section).

Alternative: ADB Driver Installer (suitable for all Android devices)

2. Update the driver manually (if the phone is defined as an "Unidentified Device"):

Open Device Manager (Win + X → Device Manager).

Find the Redmi 4X list (usually under "Portable Devices" or "Other Devices").

- Right-click → “Update driver” → “Research drivers on this computer” → specify the path to the downloaded package.

3. Restart the MTP service:

Press Win + R, enter services.msc.

- Find the Device Service MTP" (or "Portable Device Enumerator Service" right-click → "Reset".

⚠️ Note: If you have connected to Redmi 4X Windows suggests formatting the drive — never agree. That means the phone is defined in mass storage mode (UMS), supportive MIUI. Switch back to the MTP.

3. Alternative ways to transfer files (if USB does not work)

If the standard MTP method doesn't work, use one of these options. They're less convenient, but they're reliable.

• 📁 FTP-server via Wi-Fi: Install the application on the phone FX File Explorer or Solid Explorer, activate it FTP-Connect to it from the PC through the conductor (ftp://IP-phone address).
• ☁️ Cloud services: Upload files to Google Drive, Mi Cloud or Yandex.Disk, then download them to your PC. Suitable for small volumes (up to 10 GB).
• 🔌 ADB (for experienced users: Connect the phone with debugging enabled USB, Then, in the PC command line, type: adb pull /sdcard/DCIM/ C:\Photos\ (replace the paths).
• 📱 Bluetooth: Slowly but without cables. Turn on Bluetooth on both devices, send files via the Send menu → Bluetooth".

The fastest alternative is FTP over Wi-Fi (up to 10MB/s), which is convenient for backups but depends on the speed of the Internet.

4. Solve typical errors when connecting Redmi 4X to a PC

If the phone is not identified or files are not copied, check this table:

A critical feature of Redmi 4X: in the firmware MIUI below version 10.2.2.0, there is a bug that causes the phone to "forget" USB settings after rebooting. The solution is to update MIUI through Settings → About Phone → System Update.

5. Transfer optimization: how to transfer files faster

The speed of copying depends on three factors: cable, USB port, and file fragmentation.

• ⚡ Use it. USB 3.0: Connect the cable to the blue port on PC (speeds up to 5 Gbps vs. 480 Mbps) USB 2.0).
• 📂 Archive files: If you need to transfer many small files (such as photos), pack them into the file. ZIP on the phone, this will reduce the time of transmission in 3-5 once.
• 🔄 Turn off sync: Before copying, turn off autosynchronization with Google Photos or Mi Cloud to avoid overloading your phone's processor.
• 🛠️ Clear the cache: Go to Settings → Memory. → Clearing the cache will free up resources for transfer.

For maximum speed, combine these methods. For example, archiving + USB 3.0 speeds up the transfer of 10 GB of photos from 20 to 5 minutes.

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If the transmission is constantly interrupted, try disabling battery optimization for the Explorer application in the MIUI settings. To do this, go to Settings → Battery → Battery Optimization, find Explorer and select No Limits.

6.Security: How not to lose data during transmission

File transfer is always a risk of loss or damage. Follow these rules to avoid problems:

1. Don't take it out. USB-Even if the process is "hang-up," wait. 1-2 Minutes or cancel copying through Windows Explorer.

2. Check checksums (MD5) of critical files. Use utilities like 7-Zip (right-click on file → "CRC SHA" → "Calculate") to do this.

3. Back up before mass deleting files from your phone, for example, copy a photo to the cloud before clearing the gallery.

⚠️ Note: If you are connected to Redmi 4X To the PC, you see the folder.MIUI — Don't delete it. It's a system directory. MIUI, It's the one that handles themes and widgets, and if it's damaged, it can cause interface failures.

For additional protection, enable Data Protection in your phone settings (Settings → Additional → Privacy → Data Protection). This encrypts files when transferring over USB.

7. Frequent questions about file transfer with Xiaomi Redmi 4X

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If Redmi 4X is not detected via USB, 90% of the time it is the cable or drivers that are to blame. Start by replacing the cable with the original one, then update the drivers via the Mi PC Suite. Only then try alternative methods like ADB or Wi-Fi.