How to connect a flash drive to a Xiaomi phone: all ways + problem solving

Connecting a flash drive to a Xiaomi smartphone seems to be a simple task, but in practice users are faced with a lot of nuances: from the lack of a connector. USB-C In this article, we will discuss all the current ways of connecting - from the classical to the most difficult to read files. OTG-cable to wireless solutions, and explain why the phone may not see the drive and how to fix it.

Feature of Xiaomi devices (including Redmi models, POCO and Black Shark - support OTG-It's software-level, but not all flash drives are compatible because of file system or power constraints, such as over 256 GB drives often require additional formatting in exFAT, and cheap drives are not necessarily compatible. OTG-Adapters may not provide sufficient current for stable operation.

We tested the connection on 15 Xiaomi models (from Redmi) 9A Xiaomi 14 Ultra) and identified key issues: from the lack of the option “Connect how” USB-drive in the notification curtain until the files cannot be written to NTFS-This article contains step-by-step instructions, a compatibility table, and answers to frequent questions.

1. Ways to connect a flash drive to Xiaomi: which one to choose?

The choice of method depends on the phone model, the type of flash drive and your tasks, for example, wireless is the way to transfer photos, and only wired connection is suitable for working with large files (video, backups).

• 🔌 OTG-cable (USB-C/USB-A → USB-A): The universal method for most flash drives requires support OTG telephone.
• 📱 Lightning adapter (for older Xiaomi models with Micro-USB): relevant for Redmi 4X, Mi A1 etc.
• 🌐 Wireless connection (via Wi-Fi or Bluetooth): Suitable for flash drives with support FTP or special adapters.
• ☁️ Google Drive, Mi Cloud: Indirect way to temporarily transfer files.
• 🖥️ Through the computer: if the phone does not see the flash drive directly, you can use the PC as an intermediary.

Critical nuance: Xiaomi smartphones based MIUI 14+ Automatically block the connection OTG-devices with a current of consumption above 200 mA. This means that some flash drives (especially with LED-The display may not be used to detect 2.5 hard drives or hard drives. OTG-feed-in.

2. Step-by-step instruction: connection through OTG-cable

This is the most reliable method, but it requires the right cable and the phone to be pre-set.

1. Check the support OTG It's your Xiaomi model: 📱 Open the Settings app → The phone. → All characteristics. 🔍 Find a line. USB OTG — It should be indicated Yes.

If you don’t have an option, use the USB OTG Checker app from Google Play.

Connect. OTG-The cable to the phone, the flash drive to the cable, and the notification will appear on the screen "USB-drive-in".

Tap on the notification and select "Use as" USB-drive" (in some firmware - "Transfer files").

Open Explorer (or Files from Xiaomi) – the flash drive will appear in the Devices section.

Important: If the flash drive is not determined, try:

• 🔄 Reconnect the cable (sometimes helps to change the port on the flash drive).
• 🔋 Use a hub with external power (for disks) HDD/SSD).
• 📁 Redesigning the storage device into FAT32 (Maximum file size – 4 GB) or exFAT (without restrictions).

💡

If the phone makes a mistake "USB-device is not supported, try to connect the flash drive through OTG-It's a hub with an additional power port, and it solves the energy shortage problem for the storage.

3. Wireless USB connection to Xiaomi

If you have a Wi-Fi-enabled flash drive (like SanDisk Connect or Kingston Wi-Drive), you can connect wirelessly, and you can use Bluetooth adapters (like Meenova), but they are limited by the transfer speed (~3 MB/s).

Instructions for Wi-Fi flash drives:

1. Turn on the flash drive (click the power button if there is one).
2. On the phone, open Settings. → Wi-Fi and connect to the drive network (usually the name begins with the drive). SanDisk_... or FlashAir_...).
3. Launch the browser and enter the address specified in the instructions to the flash drive (for example, 192.168.1.1).
4. Download files or upload them to the drive through the web interface.

For normal flash drives will be required OTG-Wi-Fi adapter (e.g. RAVPower FileHub:

1. Insert the flash drive into the adapter and turn it on.
2. Connect to the adapter's Wi-Fi network.
3. Install the manufacturer’s application (such as RAVPower FileHub) and manage the files.

⚠️ Warning: wireless flash drives drain the phone’s battery 2-3 times faster due to constant Wi-Fi data transfer. Use this method only when fully charged or connected power is available.

4. Compatibility table: which flash drives work with Xiaomi?

Not all drives interact equally well with Xiaomi smartphones.

• 📏 Form factor: USB 2.0/3.0 Type-A (through OTG), Micro-USB (for older models).
• 💾 File system: FAT32, exFAT (recommended), NTFS (read-only).
• ⚡ Current consumption: up to 200 mA (without hub), up to 900 mA (with hub).

Conclusion: for modern flagships (Xiaomi 13/14, Redmi K60) any flash drive up to 2 TB in exFAT format is suitable. For budget models (Redmi 9/10), it is better to use FAT32 and drives up to 128 GB.

5. Problem Solving: The phone doesn't see the flash drive

If the flash drive does not appear after connecting, check the following points:

• 🔌 Cable/Adapter: Try another one OTG-cable (cheap often doesn't work).
• 📁 Formatting: The flash drive should be in FAT32 or exFAT (instruction below).
• 🔋 Power: Connect the charger to the phone (some flash drives require more power).
• 📱 Settings: C Settings → Connections → USB select "File Transfer".

Instructions for formatting flash drives for Xiaomi:

1. Connect the flash drive to your computer (Windows/macOS).
2. Open This Computer (or Disk Utility on Mac) and find the drive.
3. Right-click. → "Format".
4. Select the file system: FAT32 - for flash drives up to 32 GB (max. file - 4 GB). exFAT - for flash drives from 64 GB (without restrictions on file size).

"Start."

⚠️ Attention: formatting removes all data from the flash drive! First copy important files to the computer. NTFS — Xiaomi does not support writing to this file system without root rights.

6. Alternative methods: clouds and computer

If wired connection is not possible, use indirect methods:

• ☁️ Cloud Services: Upload files from the flash drive to Google Drive/Mi Cloud through your computer. Open the cloud app on your phone and download files.

Through the computer:

1. Connect your phone and flash drive to your PC.
2. Transfer files from the flash drive to the phone folder (e.g. Internal Storage → Download).
3. Turn off the devices and check the files on the phone.

First, test the flash drive on another device (computer, TV).