How to Unlock Bootloader on Lenovo K4 note (Complete guide)

Here is the complete guide for Unlock Bootloader on Lenovo k4 note


  • Unlocking Bootloader helps you to customize the device. 
  • If you want to install Custom Recovery then unlocking the bootloader will make your job easy. 
  • Custom recovery helps you install Custom Roms and other zips like SuperSu as well. 

This method will work for both Android Lollipop & Marshmallow.

Thanks to Gursewak for this method and thanks to Sevenmars for this recovery.

 DISCLAIMER:

We have tested this method many times with Lenovo Vibe K4 Note and it worked perfectly fine without any issues.
Phoneroms is not responsible if you damage your smartphone in case you do not follow the procedure correctly.
Check whether Model No. is A7010a48.
Fingerprint Scanner will stop working after unlocking the bootloader.

 PRE-REQUISITES:

  1. Install MTK Drivers for your version of Windows.
  2. Download SP flash tool-Click Here to Download.
  3. Download preloader/uboot-Click Here to Download.
  4. Make sure the battery percentage of your smartphone is more than 75%.
  5. A Windows PC with windows XP SP2 or above.This method will not work on Mac.

 INSTALL DRIVERS:

After installing the drivers restart your computer before starting the process and make sure that drivers are  installed properly.

➥ Procedure to Unlock Bootloader On Lenovo k4 Note : 

  1. Go to settings<About Phone<<Tap on Build Number for seven times to enable the developers option.
  2. Go to settings<Developers options<Enable USB Debugging and OEM unlocking.
  3. Power off the device and do not connect to the computer now itself.
  4. Open SP flash tool folder and right-click on SP Flash tool and run SP flash tool as an administrator.
  5. Browse and select the preloader file from patch folder which is present in Lenovo K4 note folder.
  6. Click on Download and connect your K4 note to the computer and in few seconds you will get a green confirmation dialogue box in sp flash tool after downloading is completed.
  7. Press Alt+Ctrl+v It will open SP flash tool in advance mode.
  8. In SP flash tool on the top select windows and then select write memory
  9. Now change address to 0x1c80000
  10. Browse the file and select uboot from patch folder which is present in Lenovo k4 note folder.
  11. Press download and connect your K4 note to PC and in few seconds, you will get a green confirmation in sp flash tool after downloading is completed.
  12. Power on your device
  13. Go to settings<Developers options<Enable USB Debugging and OEM unlocking.
  14. Make sure K4 note is switched on and connect to PC.
  15. Go to Lenovo_K4_note folder and open unlock_recovery.
  16. Now your phone will be taken into fast boot.
  17. When asked on black screen you need to press volume Up button to unlock bootloader.
  18. It will take few minutes to unlock bootloaders and you are good to go.
  19. Enjoy now!You have successfully unlocked the bootloader on Lenovo K4 note.

We hope you guys have enjoyed this tutorial and the information provided in this blog is helpful to you.If you have any queries then comment down below I will surely help you out.You can help us by subscribing our blog.whenever we post a new tutorial on Lenovo k4 note, you will be the first one to be notified about our Post. :)