Xiaomi Redmi 8T is a popular smartphone with a balance of price and functionality, but even it sometimes requires a complete reset. Hanging after the update, viruses, preparation for sale or fixing MIUI errors - the reasons can be different. In this article, we will analyze all the current ways of resetting for the Redmi 8T, including hidden nuances that are not written in the official instructions.
Itβs important to understand that resetting removes all data from internal memory except files on a microSD card (if installed).Weβll take a closer look at how to store important information before the procedure, what methods work when the screen is locked, and what to do if the phone requires an old Mi Account after reset. The instructions are valid for all versions of MIUI, including the latest stable firmware from 2026.
Preparation for resetting: what to save and how
Before resetting, make sure to back up. Even if you plan to reset your phone because of viruses, some data can be saved.
- π± Contacts - export to VCF-File through the Contacts app or sync with your Google account.
- π· Photos and videos β copy to PC via USB-cable or upload to Google Photos (set autosynchronization in advance).
- π Passwords and logins β use password managers (Bitwarden, 1Password) or export from the browser.
- π± SMS And call logs, apps like SMS Backup & Restore will keep the story alive. XML-file.
Pay special attention to linked accounts. After the reset, you will need:
- π§ Login and password from Mi Account (if tied).
- π Screen unlock code (PIN, graphical key).
- π± IMEI phone (written on a box or under a battery) β may be needed to unlock.
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If you reset your phone before selling, untie all accounts (Settings β Accounts) and exit Mi Account. The buyer will not be able to use the device if it remains tied to your profile.
To speed up the process, use the built-in MIUI backup function:
- Go to Settings β About Phone β Backup and Reset β Local Backup.
- Select data to save (contacts, messages, application settings).
- Click Create a backup and wait until it is completed.
The backup file will be saved to the MIUI/Backup/AllBackup folder on internal memory, and you can copy it to your PC or cloud, and it won't be reset.
Method 1: Reset via the settings menu (the safest)
This method works if the phone turns on, and you remember the unlock password. It's the simplest and doesn't require any additional tools.
Instructions:
- Open the settings (cog icon on the desktop).
- Go to the About Phone section. β Backup and reset.
- Select Settings Reset.
- Click Delete all data and confirm the action with a password / pattern lock.
- Wait for the reboot (it will take 5-10 minutes).
Once the phone is restarted, it will prompt you to set it up as new. If you previously had a Mi Account tied, the system can request it to confirm ownership.
Battery charge > 50% | Backup Created | Unnecessary accounts Untied | Memory card removed (if any)
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β οΈ Warning: If after resetting the phone asks you to enter a password from Mi Account that you do not remember, do not try to guess it many times. After 5 unsuccessful attempts, the device will lock for 24 hours.
Method 2: Reset via Recovery Mode (if the phone is not turned on)
If the Redmi 8T is stuck on the logo, does not respond to touch or is locked, use Recovery Mode, which will work even if the firmware is damaged, but requires care.
Steps to Enter Recovery:
- Turn off the phone (press the power button for 10 seconds if it freezes).
- Press the Power button + Volume up at the same time.
- Hold on for 10-15 seconds until the Mi logo and Recovery menu appear.
In the Recovery menu, the control is carried out by the volume (move) and power (select) buttons.
- Select Wipe Data (or Wipe & Reset in newer versions).
- Confirm the action by selecting Wipe All Data.
- Once you have finished, select Reboot β Reboot to System.
The first download after the reset can take up to 15 minutes.
What happens if the Recovery Mode does not open?
| Problem. | Reason. | Decision |
|---|---|---|
| Recovery won't open | Battery discharged | Charge your phone for 30 to 60 minutes |
| Chinese menu | Local firmware. | Select items in order: 3rd β 1st β confirmation |
| No command error | Damaged Recovery | Fastboot Fastboot (see Method 3) |
| The phone vibrates and turns off. | Volume button stuck | Try to clean the buttons with alcohol or blow into the connector |
Method 3: Hard reset via Fastboot (for power users)
If the first two methods fail (for example, due to a damaged Recovery), then the reset is left over via Fastboot mode, USB-cables and installed drivers ADB/Fastboot.
Important: This method completely erases all parts of the phone, including the internal memory, and only use it if other methods have failed.
Instructions:
- Install Googleβs Platform Tools on your PC.
- Turn off Redmi 8T and press Power + Volume down to enter Fastboot Mode (a hare in a hat-eared hat will appear).
- Connect your phone to your PC and open the command line in the folder with fastboot.
- Enter the command to unlock the bootloader (if not unlocked): fastboot oem unlock Note: this will erase all data and reset the phone to factory settings.
- If the bootloader is already unlocked, perform a full reset: fastboot erase userdata fastboot erase cache fastboot reboot
Once the phone is restarted, it will look like new. If there is a device not found error, check the drivers or try another one. USB-cable (preferably original).
β οΈ Warning: Unlocking the bootloader via fastboot oem unlock will tie the device to your Mi Account for 72 hours, during which time you won't be able to link the phone to another account.
Yes, via the settings menu | Yes, via Recovery Mode | Yes, via Fastboot | No, never | I don't remember-->
What to do after resetting: setup and unlock
After a successful reset, the Redmi 8T will offer to go through the initial setup.
- π Data recovery: If you have made a backup copy through MIUI, Connect to Wi-Fi and select Restore from backup.
- π Mi Account: Link your phone to your Xiaomi account to avoid unlock issues in the future.
- π‘οΈ Security: Install PIN-code or pattern lock (do not use simple combinations like "1234").
- π± Updates: Check the relevance of firmware in Settings β The phone. β Updating the system.
If after resetting the phone requires you to enter a password from your old Mi Account, you have two options:
- Remember account details: Try to restore the password through the official website (you will need access to the email or phone associated with the account).
- Official unlock: Contact the Xiaomi service center with documents confirming the purchase (check, box with IMEI).
Do not use βgrayβ ways to bypass locking (like firmware through EDL) β this can lead to a complete loss of IMEI and turn the phone into a βbrickβ.
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If you buy a Redmi 8T handheld, always check if the Mi Account is untied. Go to Settings β Accounts and make sure there are no other people's profiles there. Otherwise, after the reset, the phone will lock.
Common mistakes and their solutions
Even if you follow the instructions correctly, you can have problems, and here are the most common ways to fix them:
| Mistake. | Possible cause | Decision |
|---|---|---|
| The phone will not turn on after resetting | The loader or firmware is damaged. | Fastboot phone with the Mi Flash Tool |
| "This device is locked" on Fastboot | bootloader locked | Unlock via fastboot oem unlock (requires a tied Mi Account) |
| Constant reboot (bootloop) | Module conflict after update | Reset through Recovery or sew clean firmware |
| The camera or sensors are not working after resetting. | Drivers are down. | Update your firmware to the latest version via Settings β System Update |
If the sound is lost or the sensor is not working after the reset, try:
- Perform a reset of the sound settings in Settings β Sound β Resetting of settings.
- Check firmware integrity through Mi PC Suite (download from the official website).
- Calibrate the sensor using the engineering menu (type ##6484###).
If none of the methods worked, there is probably a hardware problem (e.g., a screen plume is leaving or a motherboard is damaged).
How to avoid problems in the future
To avoid having to reset your settings again, follow these tips:
- π Regularly update the firmware: Outdated versions MIUI Often contain errors that lead to hanging.
- π‘οΈ Install a reliable antivirus: Malwarebytes or Bitdefender will help to avoid infection.
- π± Do not install modified firmware: Castom ROM (LineageOS can conflict with Redmi iron. 8T.
- π Watch the battery: Deep discharge (below 5%) can cause memory failures.
Also useful:
- π Backups once a month (automatically via Settings) β Backup).
- π Use the password manager to store data from Mi Account.
- π± Periodically clean the cache in Settings β Warehouse β Clear the cache.
If you often experience freezes, try rolling back the firmware to a more stable version.
- Download the desired version of MIUI from the official website.
- Move the firmware file (.zip format) to the root of the phoneβs memory.
- Go to Settings β About Phone β System Update β Click on the three dots in the upper right corner β Select a firmware file.
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Before rolling back the firmware, be sure to back up through Settings β Additional β Backup and Reset. rollbacks can result in data loss if the firmware version is very different from the current one.