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Honor 4C (CHM U01) Unlock/Relock Bootloader | How To
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Honor 4C (CHM U01) Unlock/Relock Bootloader | How To

by Khurram FarooqAugust 1, 2016

If you want to root your Huawei Honor 4c you first need to unlock bootloader. Huawei does take some extra precautions for security measures. Unlocking bootloader allows you to flash custom recoveries or root your device. So below is the tutorial to show how to unlock bootloader and relock bootloader. However, unlocking bootloader will void device warranty.

Note: UptoAndroid will not be held responsible for any damage to the device during the process. Proceed at your own risk.

Prerequisites

  • Install ADB Drivers – Click Here
  • Huawei HiSuite – Link
  • Windows PC and a USB Cable
  • Enable “USB Debugging” Under Developer Options in Settings.
  • If Developer Option is not showing open Settings > About > Software Information > More than Tap “Build Number” seven times.

Getting Bootloader Unlock Code

  1. Visit this link, Accept the agreement and Proceed.
  2. Now if you don’t have Huawei ID you can visit this link and make sure you register using your mobile number.
  3. Login using your Huawei ID.
  4. Now provide follow information
    1. Product Model: Go to Settings > About Phone.
    2. Product Serial Number: Go to Settings > About Phone > Status.
    3. Product IMEI: Go to Settings > About Phone > Status. SIM1 IMEI or IMEI1.
    4. Product ID: Dial *#*#1357946#*#* for product id.
  5. Enter verification code and you’ll see your Bootloader Unlock Code. Save if in notepad.

Unlocking Bootloader Honor 4C

  1. Install all “Prerequisites” before you begin.
  2. Power off your device.
  3. While holding Volume Down button use a USB Cable to attach your device to computer. Device will automatically boot to fastboot mode. OR you can also skip this step and after completing below step first enter this command adb reboot bootloader
  4. Now go to Fastboot ADB Tool Folder (which you download earlier) and open Command Prompt by (Pressing Shift + Mouse Right Click > Open Command Prompt Here)
  5. Enter below command and press enter. If you see your device in list move to next step otherwise check your cable and repeat this step till you see your device in list.
    adb devices
  6. Execute the following commands each per line and with same order. (replace your_unlock_code with the one you saved in notepad earlier.
    fastboot oem unlock your_unlock_code
    fastboot reboot bootloader
  7. Wait for the device to boot the system. That’s it.

Relocking Bootloader Honor 4C

  1. Install all “Prerequisites” before you begin.
  2. Power off your device.
  3. Make sure you’d Factory Reset your device or you’re not using any Custom ROM.
  4. While holding Volume Down button use a USB Cable to attach your device to computer. Device will automatically boot to fastboot mode. OR you can also skip this step and after completing below step first enter this command adb reboot bootloader.
  5. Now go to Fastboot ADB Tool Folder (which you download earlier) and open Command Prompt by (Pressing Shift + Mouse Right Click > Open Command Prompt Here)
  6. Enter below command and press enter. If you see your device in list move to next step otherwise check your cable and repeat this step till you see your device in list.
    adb devices
  7. Execute the following commands each per line and with same order. (replace your_unlock_code with the one you saved in notepad earlier.
    fastboot oem relock your_unlock_code
    fastboot reboot bootloader
  8. Wait for the device to boot the system. That’s it.

 

About The Author
Khurram Farooq
I am a full-time Android developer/software engineer, blogger and a full-time freelancer. I create apps for website/blog owners, businessmen, musicians, artists, everyday people, etc. Also I can tweak WordPress sites, fix errors and customize themes.
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