Fastboot on Xiaomi Redmi Note 8 Pro: unlock, firmware and recovery

Xiaomi Redmi Note 8 Pro is still one of the most popular budget smartphones thanks to the powerful processor Helio G90T, 64MP camera and capacious battery, but many users are faced with the need to use the Fastboot mode — whether to unlock the bootloader, flash after "bricking" or install custom Recovery. Unlike the newer Xiaomi models, the Redmi Note 8 Pro has its own nuances: a closed bootloader by default, features of working with the newer models. EDL-regime MIUI unlock.

This article will not only explain how to log into Fastboot on the Redmi Note 8 Pro, but also help you understand key scenarios, from basic unlocking to recovering from a failed firmware. We will take a closer look at fastboot commands, working with the Mi Flash Tool, and explaining why some methods (such as bypassing the wait of 168 hours) can lead to the blocking of your Mi Account. If you plan to install TWRP, custom ROMs or just want to bring your phone back to life, read on.

What is Fastboot and Why You Need It on the Redmi Note 8 Pro

Fastboot mode is a low-level tool for interacting with the Android device bootloader via a computer. Unlike the regular Recovery Mode, where the options are limited to resetting or updating via a computer. ZIP-Fastboot allows files to be used:

• 🔓 Unlock the loader (OEM Unlock) for installation of unofficial software.
• 📥 Switch official and custom images (fastboot flash).
• 🔧 Restore the device after failures ("bricking").
• 🔄 Change the active slot (fastboot) set_active) device-wise A/B-marking.

On the Redmi Note 8 Pro (codename begonia), the Fastboot is especially important because of the default closed bootloader.

• ❌ Install TWRP ornamental.
• ❌ Swipe custom firmware (such as LineageOS or Pixel Experience).
• ❌ Restore the phone through EDL, If not enabled (requires an authorized Xiaomi account).

It’s important to understand: Xiaomi associates unlocking the bootloader with the Mi Account. If you do the wrong thing (like trying to get around waiting 168 hours through informal methods), the device can be locked at the hardware level.

How to Sign In to Fastboot on Redmi Note 8 Pro: 3 Ways to Work

Sign in to Fastboot mode on the Redmi Note 8 Pro in several ways. Choose the method depending on the state of the device:

1. Through a button combination (if the phone is turned on)

The easiest way is to use hardware buttons:

1. Turn off the phone (hold Power + Volume up until vibration).
2. Press Power + Volume down for 5-10 seconds.
3. Release the buttons when the Fastboot logo (Android robot with an open stomach) appears on the screen.

2. Through ADB (if USB-debugging is on)

If you have access to the system and are enabled USB-debugging, use the command:

adb reboot bootloader

Once executed, the phone will automatically reboot to Fastboot.

3. via Recovery Mode (if the phone is getting stuck)

If the device does not respond to buttons, but loads into Recovery:

1. Enter Recovery Mode (hold power + volume up).
2. Select Reboot to Fastboot (navigation – volume buttons, choice – power button).

⚠️ Warning: If the phone doesn't respond to any combination, the bootloader may be damaged. EDL-mode (emergency firmware), but it requires an authorized Mi Account or box to unlock.

Unlock the bootloader: step-by-step instructions for the Redmi Note 8 Pro

Unlocking the bootloader on the Redmi Note 8 Pro is a must before any system modification. Xiaomi has made it more difficult than older models: it now requires binding to a Mi Account and waiting up to 168 hours (7 days), We will break down the official method and explain why the “go-rounds” are dangerous.

Step 1: Linking your Mi Account to your device

Before unlocking:

1. Enter the phone settings: Settings → Mi Account.
2. Make sure that the account is confirmed by email and phone.
3. Activate the Device Search option (Settings → Additional → Device Search).
4. Tie it up. SIM-card to account (insert the card and confirm in Settings) → SIM-maps and mobile networks).

Step 2: Installation of Mi Unlock Tool

Download the official utility from Xiaomi's website (the Windows version). Install it and:

1. Sign in to your Mi Account in the program.
2. Connect your phone in Fastboot mode (see previous section).
3. Press Unlock and follow the instructions.

⚠️ If you see a message saying “Couldn’t unlock.Wait for 168 hours,” it means that Xiaomi has blocked the unlock for 7 days. Attempts to reset the timer through date/time changes or using informal tools (such as DeepFlash) can result in the blocking of your Mi Account and the inability to unlock in the future.

Step 3: Checking the Unblocking Status

After successfully unlocking, restart your phone and check the status:

fastboot oem device-info

In the conclusion, look for the lines:

(bootloader) Device unlocked: true




(bootloader) Device critical unlocked: true

💡

If the phone doesn’t turn on or freezes on the logo after unlocking, swipe the official firmware through the Mi Flash Tool in clean all mode. This will return the device to factory condition.

Fastboot Firmware: Official and Custom ROMs

Once you unlock the bootloader, you can flash the Redmi Note 8 Pro through Fastboot. Consider two scenarios: installing the official firmware and custom (for example, TWRP or LineageOS).

1. Firmware official MIUI via Mi Flash Tool

This method will help bring your phone back to life after a crash or update:

1. Download the official firmware for begonia (e.g., from Xiaomi Firmware Updater) and select the Fastboot version (file with.tgz extension).
2. Unpack the archive into a folder without spaces (e.g., C:\MIUI\begonia).
3. Open the Mi Flash Tool, select the firmware folder and connect the phone in Fastboot mode.
4. Select firmware mode: clean all - complete cleaning (recommended in case of failures). clean all and lock - firmware + lock bootloader (if you need to return the official status). save user data - saving user data (not always stable).

Flash

2. Installation of TWRP and custom firmware

To install a TWRP or custom ROM (e.g. Pixel Experience):

1. Download the current version of TWRP for begonia (for example, from the official website).
2. Rename the file to twrp.img and place it in a folder with platform-tools.
3. Open the command line in this folder and execute: fastboot flash recovery twrp.img fastboot boot twrp.img
4. After downloading to TWRP, run custom firmware (for example, via Install → Select ZIP).

How to log into EDL:

1. Turn off the phone (if it responds to buttons).
2. Connect. USB-cable to PC, keeping Volume up + Loudness down.
3. The device manager should appear Qualcomm HS-USB QDLoader 9008.

For firmware in EDL:

1. Download firmware in.mbn or.elf format (for example, with Xiaomi Firmware Updater).
2. Open Mi Flash Pro, select a firmware file and press Flash.
3. If authorization is required, use an official Mi Account with a tied device.

⚠️ Attention: Firmware through EDL If you do not have an authorization, you may be able to block your Mi Account and not be able to use the device again.

FAQ: Frequent questions about Fastboot on Redmi Note 8 Pro