Where to look for a flash drive in a Xiaomi Redmi phone: from conductor to engineering menu

You have a microSD card or OTG-Is it a flash drive for Xiaomi Redmi, but the phone can't see it? Or vice versa, if you think it's connected, but you don't know where to look for files? The problem is familiar to many smartphone users of this brand. MIUI (Xiaomi’s proprietary shell sometimes hides external drives in non-obvious partitions, and in new versions of Android, access to them can be blocked by default.

In this article, we will discuss all possible ways to find a flash drive on the Redmi Note. 10/11/12, Redmi 9/10/13C And it's all about basic methods, from standard conductor to hidden developer settings, and you'll also learn why your phone might not recognize the drive and how to fix it. OTG-adapter or slot for memory cards, but unsuccessfully - do not rush to blame the technique: 80% In some cases, the problem is solved by settings, not repairs.

1. Connection check: physical and software nuances

Before you look for a flash drive in your phone's menu, make sure it's physically connected correctly. OTG-accumulator (USB-There's a flash drive through the adapter and a microSD card in the hybrid slots:

  • πŸ”Œ For OTG-flash drive: the adapter must be original or certified (cheap Chinese adapters are often not recognized). Try connecting the flash drive to another device - if it does not work there, the problem is the drive.
  • πŸ“± For microSD: on a Redmi with a hybrid slot (e.g., the Redmi Note 8 Pro), the memory card may conflict with the second one. SIM-Try to take it out. SIM And then just insert the microSD.
  • πŸ”„ Reboot: After plugging in the flash drive, restart the phone - sometimes MIUI It doesn't recognize the drive "hot".

If the connection is fine, but the flash drive is not displayed, go to software search methods. Start with the most obvious, the standard MIUI conductor.

πŸ“Š How to connect the flash drive to Xiaomi Redmi?
Through OTG-adapter
MicroSD in slot
I didn't, but I want to learn.
Another way.

2. search for a flash drive through a standard MIUI conductor

In most cases, the external drive is displayed in the Files app (yellow folder icon), but its location depends on the MIUI version:

  • πŸ“‚ MIUI 12/13/14: Open the files. β†’ Device. This should be where the internal memory and SD-If you don't have a partition, tap the three dots in the upper right corner and select Show hidden devices.
  • πŸ” Name search: In the top line of the conductor, type in the name of the flash drive (for example, Kingston or SanDisk). If the drive is recognized by the system, it will appear in the results.
  • πŸ“Ž Fixing: not to look for a flash drive every time, fix it on the main screen of the conductor: a long press on the name of the drive β†’ Secure.

If the flash drive is not displayed in the conductor:

  1. Check if the External Devices section is hidden in the display settings (three points β†’ Settings β†’ Show system folders).
  2. Make sure the drive is formatted in FAT32 or exFAT (NTFS on Android is not supported without root).

β˜‘οΈ Checklist before searching for a flash drive

Done: 0 / 4

3. Storage settings: where Xiaomi hides external drives

If the conductor doesn't show the flash drive, check for it in the system settings.

  1. Go to Settings β†’ Memory (or Settings β†’ Storage in new versions of MIUI).
  2. At the top of the screen should be displayed a diagram with sections Internal memory and SD-map USB-storage OTG).
  3. Slip on the name of the flash drive - the system will redirect you to the conductor with the drive files.

Important: On some Redmi models (e.g. Redmi 9A or Redmi Note 10S), the Memory section may hide external drives if they are not formatted for use as internal storage.

⚠️ Warning: formatting the flash drive as internal memory deletes all data and makes it tied to this phone. Once removed, the card cannot be read on other devices without re-formatting.

Type of connectionWhere to look in the settingsWhat to do if you can't see
MicroSD in the slotSettings β†’ Memory. β†’ SD-mapReboot your phone or format your card
OTG-flash-driveSettings β†’ Connected devicesCheck the adapter or enable the OTG in Additional settings
The flash drive as an internal memorySettings β†’ Memory β†’ Set upRe-formatting (losing data!)

4. Hidden menus and engineering settings: for power users

If standard methods fail, the flash drive can be hidden in the engineering menu or blocked by the system, which is suitable for advanced users:

  • πŸ› οΈ Engineering menu: enter ##4636## in the dialer, then go to Equipment Testing β†’ SD Card. This shows the connected drives.
  • πŸ“‘ ADB-Commands: connect your phone to your PC and execute the command: adb shell ls /storage/ There should be folders like this on the list. emulated/0 (internal memory; and XXXX-XXXX (flash-drive).
  • πŸ”§ Developer Settings: Include them in Settings β†’ The phone. β†’ Version. MIUI (Tap 7 times, then in Settings β†’ Additionally. β†’ For developers, find the Configuration item USB and select File Transfer.

What to do if the engineering menu is not opened?
If the code ##4636## doesn't work, try alternatives: - ##284### (for memory test) - ##283## (for loopback test) On some firmware, the engineering menu is blocked - in this case, only firmware or root will help.

⚠️ Note: change the settings in the engineering menu or through ADB This can cause a loss of warranty or unstable phone operation. Do not change the settings unless you are sure of their purpose.

5. Problems with OTG: Why can't the phone see? USB-flash-drive

If you connect the flash drive through OTG-Adapter, but Xiaomi Redmi does not recognize it, the reasons may be the following:

  • πŸ”‹ Lack of power: some flash drives require more power than a phone can give. OTG-feed-in.
  • πŸ“± Lack of support OTG: on budget models (e.g. Redmi) 8A or Redmi 9C) The function can be disabled by default. Check in Settings β†’ Connections β†’ OTG.
  • πŸ–₯️ Incompatible file system: if the flash drive is formatted into NTFS, Android won't see it. Use it. FAT32 (up to 32 GB or exFAT (over 32 GB).

πŸ’‘

If OTG-The flash drive is detected but not opened, try connecting it via the adapter to Type-C (if you have a modern Redmi with a new one). USB-C). Cheap microUSB-OTG adapters are often not compatible with newer drives.

Model RedmiSupport for OTGMax. The capacity of the flash drive.
Redmi Note 12 Pro+Yes (USB-C)2 TB (exFAT)
Redmi 10AYes (microUSB)256GB (FAT32)
Redmi 9TYes (USB-C)1 TB (exFAT)
Redmi 8No (requires manual activation)128GB (FAT32)

6. Flash drive formatting for Xiaomi: when it is needed

If the phone sees a flash drive but can't read it (it makes an error called "Incorrect format" or "Impossible to mount"), you'll have to format the drive. Attention: this will delete all the data!

Instructions for microSD:

  1. Go to Settings. β†’ Memory. β†’ SD-map β†’ Set up β†’ Formatting as an internal/external storage.
  2. Choose Format as external (if you need to use the card on other devices).
  3. Confirm the action. Once formatted, the flash drive will appear in the conductor.

For OTG-flash-drive:

  1. Connect the flash drive to the computer.
  2. Open My computer, right-click on the flash drive β†’ Format.
  3. Select exFAT file system (if capacity >32 GB) or FAT32 (if ≀32 GB).
  4. Click Start and wait until it is completed.

⚠️ Note: If you format the flash drive as internal memory on Xiaomi Redmi, it will not be retrievable without resetting the phone to factory settings.

πŸ’‘

Formatting in exFAT solves 90% of Android flash drive problems, but not all devices (such as older TVs or radios) support this format.

FAQ: Frequent questions about flash drives on Xiaomi Redmi

My Redmi can't see the flash drive through the OTG, although the adapter is working.
The problem may be the power settings. Try: Connect. OTG-externally powered hub, turn on debugging USB In the developer settings. Update the firmware. MIUI Up to the latest version (in older versions) OTG If nothing helps, check the flash drive on another device, it may be damaged.
How to transfer applications to the flash drive on Xiaomi Redmi?
To do this, the flash drive must be formatted as internal memory: Go to Settings β†’ Memory. β†’ SD-map β†’ Set up β†’ Format as internal storage. After formatting, go to Settings. β†’ Annexes β†’ Select an application β†’ Warehouse β†’ Change. β†’ SD-Important: Not all applications support porting to a memory card.
Why did the microSD phone slow down after it was removed?
If you used the flash drive as internal memory, removing it could damage system files. In this case, insert the card back (if possible). Reset the phone. If the brakes are left, reset to factory settings (but this will delete all data!).
Can I connect a hard drive to Redmi via OTG?
Yes, but with reservations: The hard drive must have external power supply (from the USB It's not enough power. It's formatted in exFAT (FAT32 does not support files >Some models (e.g. Redmi Note 11) may require OTG-powerhouse.
How do I know if I support Redmi OTG?
Check methods: See the characteristics of the model on the official Xiaomi website (section "Interfaces"). OTG-adapter with a flash drive - if a notification appears "USB-Drive connected, function works. Enter the verification command in the engineering menu (#4636##) USB-Budget models (e.g. Redmi) A1) may not support OTG.