Unlock Xiaomi M1903F10G (Redmi 7): a complete guide with a security guarantee

Xiaomi M1903F10G is the global version of the Redmi 7 smartphone, which, despite the budget price category, has become widespread due to balanced characteristics and support for custom firmware. However, owners often face the need to unlock the device: whether it is unbinding the Mi-account account, unlocking the bootloader to install TWRP or bypassing FRP after resetting. In this article, we will analyze all the current methods of unlocking, including official tools from Xiaomi and workarounds for complex cases.

It is important to understand that the unlock procedure on the M1903F10G has its own nuances due to the features of the firmware and hardware platform (Qualcomm Snapdragon 632). For example, since 2021, Xiaomi has tightened the policy of unlocking the bootloader, and in some regions (for example, in India) devices come with OEM Unlock locked in the developer settings. We will take all these points into account and provide working solutions for 2026.

1.Preparation for Unlocking: What You Need to Know Before Starting

Before you proceed to unlock, make sure you understand the risks and consequences.

• 🔴 "Brick" (complete inoperability) of the device if the process of unlocking the loader is interrupted.
• 🔴 Xiaomi officially bans unlocking the bootloader for most regions.
• 🔴 Blocking IMEI Incorrect firmware of modified software (especially relevant for the M1903F10G s MTK-chip-in).

Also check the following points:

• 📱 Firmware version: go to Settings → The phone. → Version. MIUI. Any version will be suitable to unlock the bootloader, but to bypass Mi-account, firmware may not be newer. MIUI 12.5.
• 🔋 Battery charge: at least 60%.The unlocking process can take up to 30 minutes, and the discharge at this point is critical.
• 🖥️ Availability of a Windows PC 7/10/11 (Some methods will require Qualcomm drivers. HS-USB).

⚠️ Attention: If your Xiaomi M1903F10G When purchased in China (the domestic version), unlocking the bootloader via the official Mi Unlock Tool can be blocked even if all steps are performed correctly.

2 Unlock the bootloader through the official Mi Unlock Tool

This is Xiaomi’s most reliable and recommended method, but it requires you to link your Mi-account account to your device in advance (at least 72 hours). If you bought a used phone or didn’t do the binding, this method won’t work, move on to alternative solutions.

Step-by-step:

1. Activate Developer Mode: Go to Settings → About Phone and click on MIUI Version 7 times.
2. Back to Settings → Additionally. → For developers and include: 🔓 OEM Unlock (unlock) OEM) 🔌 Debugging by USB

Official Mi Unlock Tool

Fastboot

Loudness down + Nutrition

Mi Unlock Tool

If a "Couldn't unlock" error with a timer (e.g. 72 or 360 hours) appears, it means that the account was not linked in advance.

• 🕒 Wait for the specified time, periodically repeating the attempt (timer resets each time you connect).
• 🔄 Try changing your account region to Global in Mi-account settings.

Link Mi-account to phone in 72+ hours | Enable OEM Unlock and debugging by USB| Download the latest version of Mi Unlock Tool| Connect phone in Fastboot mode | Authorize in the program under the same account-->

3. Alternative methods of unlocking the bootloader

If the official Mi Unlock Tool doesn’t work, you can use one of the following methods: they all require unlocked Fastboot mode and installed Qualcomm drivers.

Method 1: Unlocking through EDL Mode (for advanced users)

This method is suitable if:

• 🔹 The phone is not turned on (hang on the logo or bootloop).
• 🔹 The official method is the error "Device is locked".
• 🔹 You have a backup of the persist partition (otherwise you risk losing it). IMEI).

Instructions:

1. Download firmware for EDL (e.g. firehose for M1903F10G).

Mi Flash Tool

QFil

firehose

⚠️ Attention: Firmware through EDL If you don't have a backup, persist can cause you to lose the serial number of the communication module. IMEI through QCN-file.

Method 2: Bypassing the Test Point

This is the last resort that is used if the phone doesn't respond to buttons or is locked at the hardware level, and it will require disassembling the device and closing the contacts on the board.

Xiaomi. M1903F10G The test point is located next to the battery connector (contacts marked as "TP"). You only need to close them after connecting. USB-cable!

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If you're not sure about your soldering skills, you should go to a service center. If you don't close your contacts correctly, you can put the power controller out of action.

4 Unlocking Mi-account (if the password is forgotten)

If a phone requires data input from Mi-account after resetting, there are several ways to get around this lock.Be aware that since 2023, Xiaomi has tightened protection and many older methods (such as through ADB) have stopped working.

Method 1: Fastboot (for firmware older than MIUI 12)

Suitable if:

• 🔹 Phone unlocked (bootloader unlocked).
• 🔹 The firmware is not newer. MIUI 12.0.5.

fastboot oem clean_frp


fastboot reboot

Method 2: Use of the SP Flash Tool (for Flash Tool) MTK-version)

Some M1903F10G batches are equipped with a MediaTek Helio P60 chipset (instead of the Snapdragon 632).

1. Download the SP Flash Tool and firmware for your model.
2. In the program settings, select Format All + Download.
3. Connect the phone to the PC (drivers must be installed).
4. Wait until the process is complete (the green circle in the program).

⚠️ Note: This method completely erases data, including NV-After the firmware may require restoration IMEI via the engineering menu (#4636##).

5. Unlock after FRP (Factory Reset Protection)

FRP is Google's protection, which is activated after resetting if an account was linked to the phone. On the M1903F10G, the bypass is possible through:

Method 1: TalkBack (for Android 9-10)

If, after resetting, the phone requires data from a previous Google account:

1. On the lock screen, activate TalkBack (hold two fingers on the screen for 5 seconds).
2. Return to the password entry screen and double tap the "Additional Settings" field.
3. Through the TalkBack menu, go to Settings → Reset and do another reset (this will bypass FRP).

Method 2: Use of the OTG-cable and file manager

It will. OTG-adapter and file flash drive FRP_Bypass.apk:

1. Connect the flash drive to the phone via OTG.
2. On the lock screen, select "Emergency Call" → "Dial" and type ##4636###.
3. In the test menu, select "Storage" and install FRP_Bypass.apk.
4. Launch the application and follow the instructions for resetting FRP.

6.IMEI recovery after unlocking

If after manipulation with the bootloader or firmware, the network signal is lost, most likely, it is damaged. NV-For Xiaomi. M1903F10G recovery IMEI It is performed through an engineering menu or QCN-file.

Method 1: Through the Engineering Menu (#4636##)

If the IMEI is displayed as Null/Null:

1. Enter the dialer ##4636##.
2. Go to Phone Information → Choose. SIM.
3. Enter the original IMEI (specified on the box or under the battery) and click "Update".

Method 2: Firmware QCN via QFil

If the engineering menu doesn't help:

1. Download. QCN-file for Redmi 7 (model) M1903F10G).
2. Open QFil, select Tools → QCN Backup/Restore.
3. Connect your phone in EDL mode and restore the QCN.

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When the phone is unlocked, it stops seeing SIM-Maps, never try to manually edit IMEI And you can use applications like Chamelephon to lock the hardware in the communication module (QCN ore-menu).

7. Frequent mistakes and how to avoid them

Even experienced users sometimes make mistakes that lead to a device's "brick," and here are the most common:

• 🚫 Interrupting the firmware process - if you turn off the phone while recording the system or boot, it will stop booting.Solution: flash the full Fastboot-ROM in mode EDL.
• 🚫 Using firmware from another model, such as trying to flash the Redmi Note 7 on the Redmi 7, will damage the modem partition and cause loss of the modem partition. IMEI.
• 🚫 No backup – before any manipulations, backup through adb backup or TWRP.

To minimize the risks:

• ✅ Always check firmware compatibility with model code (M1903F10G).
• ✅ Use only official tools (Mi Flash, QFil) or proven custom tools (OrangeFox, TWRP).
• ✅ Before the firmware, remove SIM-The card and memory card will save them from damage.

FAQ: Answers to popular questions