Double Tap to Wake on the Nexus 6 Without Root

A few weeks ago, we featured an app which allowed the Nexus 6 to regain the double tap to wake … more

Make Your Own Heat Sink for the LG Optimus 4X HD

Its not a rare occurrence that performing a resource heavy task on your Android device (e.g. … more

Learn How to Create an Old School Dialer

XDA is not only a great source for custom ROMs, kernels, and various modifications for numerous … more

USB Desktop Charger Roundup – XDA TV

Sometimes you learn one way to do something, and that’s the way you do it forever. You never … more

Welcome to XDA

Search to go directly to your device's forum

Register an account

Unlock full posting privileges

Ask a question

No registration required
Post Reply

[Q] Secure Booting Error! Cause: boot certification verify

OP haris182

13th December 2014, 12:47 AM   |  #11  
Senior Member
Flag Joćo Pessoa
Thanks Meter: 3,058
402 posts
Join Date:Joined: Aug 2010
Donate to Me
Originally Posted by nofait


You'll need to use a Windows 7 machine and the proper LG USB Driver (first post of this message) and change it to the COM41.

Do a BOARD DL and when the screen comes up and tells you to not touch it, ignore and press OK. Then press the power button and at the same type touch the "Normal +power". It should reboot and everything should be fine


Should I use windows 7 32 bit or is it fine with 64 bit?
Will I need a .TOT file and a DLL for my model ( D855P 16gb ) or can I use a KDZ file?

EDIT: ok so I tried it, but flash tool failed to get model information from the phone.
were you in download mode? I can't get to download mode here.
Attached Thumbnails
Click image for larger version

Name:	boarddl.png
Views:	30
Size:	91.1 KB
ID:	3062377  
Last edited by diego-ch; 13th December 2014 at 05:15 PM.
Post Reply Subscribe to Thread

boot certification verify, lg g3, secure booting error
Previous Thread Next Thread
Thread Tools Search this Thread
Search this Thread:

Advanced Search
Display Modes