LG G2 vs980 Secure booting error Error: Boot Certification Verify! please help!!! - G2 Q&A, Help & Troubleshooting

Hi I got Verizon Lg G2 vs980. and I got it rooted and try to install twrp on phone, never can get it done I use flashify and twrp manager to flash that twrp, and after reboot always have the error messages: Secure booting error Error: Boot Certification Verify!
I also try the FreeGee bt everytime I try to open it and flash twrp, it alway force close, please help ! I have no idea how to fix this !!! help!!!!

SexyQQ said:
Hi I got Verizon Lg G2 vs980. and I got it rooted and try to install twrp on phone, never can get it done I use flashify and twrp manager to flash that twrp, and after reboot always have the error messages: Secure booting error Error: Boot Certification Verify!
I also try the FreeGee bt everytime I try to open it and flash twrp, it alway force close, please help ! I have no idea how to fix this !!! help!!!!
Click to expand...
Click to collapse
Use autorec. Also learn to use the forum search function. It is very helpful.

Related

[Q] Stuck in CWM bootloop after upgrading from OTA

Hi
I have a LG G2 D802 and when I bought it, I rooted it and installed the latest official KitKat. But today, after receiving an OTA and accepting the upgrade, my phone is stuck in a CWM bootloop.
I tried several tutorials to restore a stock rom but none of them worked because the LG G2 is not recognized by Windows after installing the LG united drivers.
I also tried to use a generic driver so that I can connect to the phone with ADB but ... "adb devices" says "unauthorized device".
I also can't under download mode.
So I am really stuck.
Any help please !
I probably made the situation just worse, when I tried to install TWRP and CM11 ...
Now I have : "Secure Booting Error! Cause: boot certification verify" and after 10s, the screen goes black.
I can't connect to the phone from USB anymore. It is seen as "QHSUSB_BULK"
Lex008 said:
I probably made the situation just worse, when I tried to install TWRP and CM11 ...
Now I have : "Secure Booting Error! Cause: boot certification verify" and after 10s, the screen goes black.
I can't connect to the phone from USB anymore. It is seen as "QHSUSB_BULK"
Click to expand...
Click to collapse
Since your in qhusb_bulk mode you'll need to follow this guide to fix it.
Hi
Thank you, I am going to try this tutorial

LG G2 Bootloop Bricked - No recovery or Download mode

Hi guys, I might need some help or a walk through here, I might have bricked my phone. I stump-rooted my phone ( 4.4.2) and installed TWRP Recovery 2.8.1 initially , Installing SuperSU which patched my sdcard and rebooted causing my phone to get stuck in a boot loop giving me no access to download mode, just recovery. From there I tried to install Cynogen mod 12 in TWRP recovery to fix the bootloop but any attempt at flashing gave me an error "error executing updater binary in zip." So I extracted the folders and flashed the 2.7.0 recovery.img which sayed it worked but now my phone is still stuck in boot loop, no download mode and when I try to enter recovery I get stuck in fastboot mode with port change errors. I took some screenshots so it would be easier to help me out. Every time I plug in the USB I get the following errors, the screenshot is from continuous attempts
I have the mini sdk installed and Koush drivers. Device manager does not recognize my phone anymore but it does come up under Fastboot Interface
Any Help would be greatly Appreciated
Because I'm a new member I can't post screenshots so just add an h infront of the links.
Thanks in advance for all your help
ttp://i.imgur.com/mHcOYOL.jpg
ttp://i.imgur.com/WxZNNzi.png
Take a fresh KDZ for your model and flash it via LG FlashTool
wisefreakz said:
Take a fresh KDZ for your model and flash it via LG FlashTool
Click to expand...
Click to collapse
Can you please explain how to do that WITHOUT entering download mode?
Maybe LG Flash recognizes your phone and will do the job.
LG Flash does not recognize my phone at all. http://forum.xda-developers.com/lg-g2/general/lg-g2-unbrickable-fix-real-hard-brick-t2904404 Do you think this method will work?

[Stuck]Error Certification Verify[After TWRP Recover]

Phone: LG G2
Model: LS980
Issue: I'm running stock Rom 4.4.2 , I installed TWRP Recovery to go on custom Rom, but after installing TWRP I cannot access download/recovery mode. It gives me error which says that "Error: Certification Verify" and nothing after that.
Please help me to get rid of. I've tried AutoRec.apk from Cloudyfya but it gives multi colors after applying that . Please help me rather than Autorec.apk
Thanks in advance!

LG G2 vs980 Secure booting error Error: Boot Certification Verify! please help!

Hi I got Verizon Lg G2 vs980. and I got it rooted and try to install twrp on phone, never can get it done I use flashify and twrp manager to flash that twrp, and after reboot always have the error messages: Secure booting error Error: Boot Certification Verify!
I also try the FreeGee bt everytime I try to open it and flash twrp, it alway force close, please help ! I have no idea how to fix this !!! help!
SexyQQ said:
Hi I got Verizon Lg G2 vs980. and I got it rooted and try to install twrp on phone, never can get it done I use flashify and twrp manager to flash that twrp, and after reboot always have the error messages: Secure booting error Error: Boot Certification Verify!
I also try the FreeGee bt everytime I try to open it and flash twrp, it alway force close, please help ! I have no idea how to fix this !!! help!
Click to expand...
Click to collapse
You don't need freegee.
Root with kingroot (takes stable internet connection and about 3-4 tries) or simply root with the method in original guide
Then use Autorec to install recovery. Don't use any other methods. If its official lollipop, use lollipop autorec for your phone. Otherwise simply autorec kitkat recovery and flash away. Make sure u wipe system too before flashing a rom.

Bricked Moto XT1562

Hi , newbie help needed here!
have tried to root my moto and installed twrp properly. everything stopped working fine after i tried to install supersu. i tried to reflash stock image however for some reason twrp stopped working and I cannot run cwm either. the errors from cwm read:
"unable to load kernel"
while on twrp the system kept looping while attempting to install - i got errors such as "cannot find e: data" or "cannot mount e:" etc.
Has anyone come across this situation? Thanks in advance.
How did you get cwm recovery when it's still not available for mxp?...
Download stock firmware and RSD lite and flash it. RSD lite only works on windows 7.. otherwise you have to flash firmware manually.
derheckler said:
Hi , newbie help needed here!
have tried to root my moto and installed twrp properly. everything stopped working fine after i tried to install supersu. i tried to reflash stock image however for some reason twrp stopped working and I cannot run cwm either. the errors from cwm read:
"unable to load kernel"
while on twrp the system kept looping while attempting to install - i got errors such as "cannot find e: data" or "cannot mount e:" etc.
Has anyone come across this situation? Thanks in advance.
Click to expand...
Click to collapse
Follow the instructions from here
http://forum.xda-developers.com/moto-x-play/general/how-to-flash-stock-marshmallow-firmware-t3277657
Download & install minimal adb and fastboot.Extract the firmware to that folder and then enter the fastboot commands
http://forum.xda-developers.com/showthread.php?t=2317790

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