LG-D850 asking for Pin/Password after upgrade to Lollipop, How to solve this - G3 Q&A, Help & Troubleshooting

I just upgraded LG-D850 (AT&T) from Kitkat 4.4.4 ver to Lollipop V20A, kdz file using lg flash tool (downloaded from lg-phone-firmware site)
After upgrade, it asking me for Enter PIN/Password to decrypt 30/30 attempts remaining
and it also shows popup which says current version is not available for user can't find matched cust fot nt-code mcc/mnc[310410], subset[ff]
I dont know what does it means and how to solve this issue ?

qazihamayun said:
I just upgraded LG-D850 (AT&T) from Kitkat 4.4.4 ver to Lollipop V20A, kdz file using lg flash tool (downloaded from lg-phone-firmware site)
After upgrade, it asking me for Enter PIN/Password to decrypt 30/30 attempts remaining
and it also shows popup which says current version is not available for user can't find matched cust fot nt-code mcc/mnc[310410], subset[ff]
I dont know what does it means and how to solve this issue ?
Click to expand...
Click to collapse
Looks like a few people have this issue, can you get into recovery? To remove the encryption you will need to reset your device as their is no working way to decrypt the phone and keep data as far as i am aware, except for bruit forcing it

qazihamayun said:
I just upgraded LG-D850 (AT&T) from Kitkat 4.4.4 ver to Lollipop V20A, kdz file using lg flash tool (downloaded from lg-phone-firmware site)
After upgrade, it asking me for Enter PIN/Password to decrypt 30/30 attempts remaining
and it also shows popup which says current version is not available for user can't find matched cust fot nt-code mcc/mnc[310410], subset[ff]
I dont know what does it means and how to solve this issue ?
Click to expand...
Click to collapse
I know it's strange but where you found kdz file for LG G3 d850 (att). As far as i know and heard there is only tot file available for that, You might have flashed the kdz file of some other variant, so it is asking for key. You better roll-back to kitkat by tot method,
http://forum.xda-developers.com/showthread.php?t=2785089
Then root and install TWRP. After that you can flash stock lollipop (20f) zip file to get official stock rom.
http://forum.xda-developers.com/att-lg-g3/development/rom-lg-d850-20f-lollipop-5-0-1-extras-t3052041

Related

[Q] F460k OTA update error

LG G3 cat6 F460k model. hi guys. I just received a brand new F460k and i am not able to update it to lollipop. When i go into update center and then phone version update, after clicking on check now for update, it gives me an error "update service is limited. Please contact lg service center". I am currently downloading the lg pc suite. I have attached the software information. Also, I put up in India and I don't know whether that's the problem as my G3 is Korean variant.
Also lg pc suite, but it gives this error "cannot run upgrade. Check phone status and retry". Is something wrong with my device?
Can I flash F460k lollipop kdz manually using download mode
But if I do so
These are all LG Korean refurbished phones.. But they don't support it and not licensed to sell in korea. That's why e-commerce sites selling these phones with deep discount. But I wonder can I able to flash lollipop kdz file manually. If I do so will it affect SIM lock or SIM network read issue?
It's going to download mode when pressing volume up button while turning on and I downloaded lollipop kdz for f460k. Can I go-ahead and flash it. Or it will give boot up or hard brick. It isolleh . Thank you.
Flashed F460k v20c kdz lollipop everything fine and i rooted using one click root.Is there any custom rom available for lollipop as of now. Or i will downgrade to kitKat by flashing kdz and root and recovery andis there any lollipop custom rom available from stock kitkat. And by the way still automatic download not working same error when checking for new updates. Planning to go back to kitkat stock and install any custom lollipop rom available.. Olleh is having annoying bloatwares in korean language to get rid only i need to go custom rom.

LG G3 D855 5.1.1 Security Error at startup

halp
Hi good people I got problem with my LG G3 D855 I don't know it's European or what but I'm using in south Africa when I'm trying to switch ON it says LG SECURITY ERROR and goes OFF it was rooted and visions was 5.1.1 I even try to flash it with LG flash tool but it's not conecting:crying: now i don't know what to do plz I need help plz
You can check this out.
Probably if you have access to custom recovery and you change the kernel could fix the security error.If not you could try to flash a stock firmware with flash tool and reroot your phone.
[Guide] LG G3 Stock Firmware (Go Back to Stock) KDZ & TOT Method
moon125 said:
Hi good people I got problem with my LG G3 D855 I don't know it's European or what but I'm using in south Africa when I'm trying to switch ON it says LG SECURITY ERROR and goes OFF it was rooted and visions was 5.1.1 I even try to flash it with LG flash tool but it's not conecting:crying: now i don't know what to do plz I need help plz
Click to expand...
Click to collapse
Surely you're not referring to the "Secure Boot Error"?
It happens for recovery access or affects the normal bootup too?
In both cases you have to put device in Download Mode and flash a "bumped" recovery (TWRP is highly preferable).
If the issue persists, you have to restore the stock rom with the LG Flash Tool 2014 by doing a "CSE flash" and lose all data.
If you not solve, your device is officially compromised and ****ed up.
The warranty won't guarantee assistance for broken phone with custom rom or recovery installed.

LG G4 H818 - Warning! Current version is not available for user...

I recently flashed my H818 (China version without Google) with stock HK version H818N v10b firmware. Upon reboot I get this warning: "Current version is not available for user. Can't find matched cust for NT-code mcc/mnc[ ], subset [ ][/B][/B]" There are no actual codes within the square brackets, just blank. It also looks like I am not able to do OTA update. When I used LG Bridge, the SW found an update but after update I found the phone was flashed back to stock H818.
I really want to use H818N firmware as I need Google services, but also would like to get the ability to do OTA updates. Does anyone know what this warning is and how to fix it?

LG H815P FiX Can't find matched cust for NT-code mmc/mnc[], subset[]

Note : Do it at your own risk , i am not responsible to any damage you do to your device!!!!
with that being said let's cut to the chase
long story short i got a G4 H815p from South Africa about 3 days ago , it was running on lollipop and i decided to update it to Marshmallow , after reading few thread here on XDA i decided to flash a H815 KDZ seeing people in said thread said it was fine to do so ( and there was/isn't any Marshmallow kdz from South Africa ). I used LGUP and updated to marshmallow and once the device booted and was greeted with the error message Error current version is not available for user can't find matched cust for NT code .
At this point i must admit i was a little bit annoyed and i tried to find a way to get rid of that error message and unfortunately it looked like rooting ( which is not possible on the H815p cos of the lock bootloader) the device and deleting/editing the cust.prop file or finding a kdz that matched my regions were the only way out of my predicament. At that point i remembered facing the same issue some times back when i was using a G2 so with the help of XDA and Google i came up with a fix e for my Device but this Should also work on other H815p​
Before you proceed you check out this thread . it has info about LG G3 NT CODE and seems the G3 Code are about the same as the G4 ones
THE NT CODE YOU ARE GOING TO APPLY MUST MATCH YOUR KDZ REGION !!!!​
HTML:
http://forum.xda-developers.com/lg-g3/general/how-to-change-region-t2904951
step one
Know which region your Marshmallow kdz that you flashed is from ( in my case it is the Europe H81520C_00_1218.kdz , got it from http://storagecow.eu/index.php?dir=Xda/LG+G4/H815/Marshmallow+6.0/
step two
Enter LG G4 hidden menu using the correct code for your device . My device the code on marshmallow is *#546368#*815#*, i believe it is the same for all H815P got it from here http://forum.xda-developers.com/showpost.php?p=64142393&postcount=79
step 3
Apply code
enter hidden menu
navigate to SVC menu
Navigate to Version info
Navigate to NT Code , Make a backup of your current code and save it on your sd card just in case ( a screen shot will suffice ) and apply the code from you region , close then reboot your device and voila
Pictures s attached to the post to illustrate what was my NT Code before the fix and what it is after now after the fix​I tested the phone for 24 hours after applying the fix and everything work as it should , no network issues , calls, sms ,mms. wifi , bluetooth,Gps all work as they should
thanks to @YaDr , @JeremyChen
UP
Nice find
touns_j said:
UP
Click to expand...
Click to collapse
thanks i'm gonna use this one day. i reverted to LP after that annoying message and no root on MM. safe to say i will not buy a LG phone again as this locked bootloader crap has got me annoyed too.
anyone else tried this methond?
NTCODE WRITE ERROR - every time
Hi, NT WRITE CODE to me too, every time (rooted LG G4 815P). Any help? Thanks!
karoltom said:
NTCODE WRITE ERROR - every time
Click to expand...
Click to collapse
which device and firmware have you tried this on? i did this on my South African G4 H815P with the 20C European KDZ and till now i haven't encountered any issue ( i even went from the 20c kdz to the 20d kdz using LGUP and didn't have to do the whole process again)
vffzbr said:
Hi, NT WRITE CODE to me too, every time (rooted LG G4 815P). Any help? Thanks!
Click to expand...
Click to collapse
rooted G4 H815P ??? you don't need this process if you're rooted.. go to root folder , delete cust folder, reboot devices.
touns_j said:
which device and firmware have you tried this on? i did this on my South African G4 H815P with the 20C European KDZ and till now i haven't encountered any issue ( i even went from the 20c kdz to the 20d kdz using LGUP and didn't have to do the whole process again)
rooted G4 H815P ??? you don't need this process if you're rooted.. go to root folder , delete cust folder, reboot devices.
Click to expand...
Click to collapse
I did it also..just delete the cust folder. But if you choose like Genisys Rom you dont have that problem..
Many thanks. This method works for me. I've changed nt code from Poland P4 network provider to open Europe. Flashed V20D Firmware and everything works flawlessly .
Wysłane z mojego LG-H815 przy użyciu Tapatalka
I've managed to fix it with Root. No NT Code error and no carrier apps - http://forum.xda-developers.com/showpost.php?p=66957161&postcount=4
touns_j said:
which device and firmware have you tried this on? i did this on my South African G4 H815P with the 20C European KDZ and till now i haven't encountered any issue ( i even went from the 20c kdz to the 20d kdz using LGUP and didn't have to do the whole process again)
rooted G4 H815P ??? you don't need this process if you're rooted.. go to root folder , delete cust folder, reboot devices.
Click to expand...
Click to collapse
Thank you very much! Yes, I have a LG G4 (815P) rooted device, and after delete the cust folder, everything looks great now. My best regards :good:
Hi guys
Im quite new at this. But have flush a few phones in my time. 1st time to do a LG. I got a LG G4 H815tr. Want to change it to H815p. Reason is that most apps is in Turkey language. May i ask for afvise on this and how to change it. Many thanks guys
SN4K13 said:
Hi guys
Im quite new at this. But have flush a few phones in my time. 1st time to do a LG. I got a LG G4 H815tr. Want to change it to H815p. Reason is that most apps is in Turkey language. May i ask for afvise on this and how to change it. Many thanks guys
Click to expand...
Click to collapse
there's no way of "changing your H815tr into a H815p
' , what you can do it manually flash an unbranded H815
SN4K13 said:
Hi guys
Im quite new at this. But have flush a few phones in my time. 1st time to do a LG. I got a LG G4 H815tr. Want to change it to H815p. Reason is that most apps is in Turkey language. May i ask for afvise on this and how to change it. Many thanks guys
Click to expand...
Click to collapse
there's no way of "changing your H815tr into a H815p, what you can do it manually flash an unbranded H815 on your device using like the newly released 20h uk firmware here http://forum.xda-developers.com/g4/general/kdz-firmware-v20h-united-kingdom-2016-t3396480
help !
Region code that I can change for Global-ESA ? thank !
i have the same model Lg g4 H815p
h81510P_00 installed on it but when i upgrade it to MM
it shows the error even i can use my touch so i reset it and now i am stuck on the device setup after reset with the warning.
This is my current version installed on it H81520G_00
plese help me
Worked flawlessly on v29a H815, Applied NT code through hidden menu and "NT Code Write OK" Restated and voila..
Thanks.
I changed following in hidden menu NT Code, changed as below NT Codes with respect to firmware region... Rebooted after confirmation "NT Code Write OK" message.
V29a Firmware NT Code:
"1","FFF,FFF,FFFFFFFF,FFFFFFFF,11"
V20h Firmware NT Code:
"1","FFF,FFF,FFFFFFFF,FFFFFFFF,51"
Checked in both above firmwares..Worked flawlessly on my h818p...No more annoying message on every boot.
Software Version in about/ settings also changed to region exp. 20h-DS2-XX to 20h-ESA-XX upon reboot.
Is DS2 appears when cust mismatch...?
shahper1 said:
I changed following in hidden menu NT Code, changed as below NT Codes with respect to firmware region... Rebooted after confirmation "NT Code Write OK" message.
V29a Firmware NT Code:
"1","FFF,FFF,FFFFFFFF,FFFFFFFF,11"
V20h Firmware NT Code:
"1","FFF,FFF,FFFFFFFF,FFFFFFFF,51"
Checked in both above firmwares..Worked flawlessly on my h818p...No more annoying message on every boot.
Software Version in about/ settings also changed to region exp. 20h-DS2-XX to 20h-ESA-XX upon reboot.
Is DS2 appears when cust mismatch...?
Click to expand...
Click to collapse
How you could did it?
When I try to change NTCODE in Service Menu, I always get "NTCODE WRITE ERROR" message. Is your bootloader unlocked?
Whats the firmware ver. you are trying this on..?

[Q] Bricked LS990 running on D855 firmware [Stuck at Fastboot]

Hello
I bought a LG G3 a month ago.The model was D855 and running on stock kitkat.Later i updated my phone to Marshmallow using Lg flash tool 2014 but it showed some errors [no network,no wifi,no bluetooth] and the model number converted to D855V. Then searched and found my device with LS990 motherboard and D855 casing by getting help from this http://forum.xda-developers.com/lg-g3/help/d855-converted-to-d855v-t3121183/page4
As my device is LS990 i found solution to restore it using this method http://forum.xda-developers.com/spr...de-how-to-restore-sprint-lg-g3-ls990-t2852042 FAILED! I tried LS990ZV4 tot with LGUP8974.dll using flash tool.So i didn't have any solution to restore it without changing current build.prop to LS990 build.prop.And for that i need root access but i failed to root my stock Marshmallow .Then i was trying to downgrade my device using D855 firmwares where stock Lolilpop worked but no MTP connection.I decided to go for stock Kitkat so that i can root and change build.prop but it occurs bootloop when i flash with stock kitkat.I tried different version of D855 kitkat firmwares but the result is same NO SUCCESS! .And today i was trying to flash another version of Kitkat firmware which caused BRICKED my phone.Now download mode is not working.Only Fastboot mode.
There are some solution to fix Download mode.But i don't know which model to try for solution LS990 or D855 ?
How can i Unbrick and restore my phone to LS990?
TIA

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