Enable second SIM on Stock ALE-L21C432B133 - P8lite Q&A, Help & Troubleshooting

Which is the simpliest way to enable second SIM on:
-> ALE-L21
-> ALE-L21C432B133
I can unlock bootloader/root if needed, but what to do then after to unlock also second sim...
Thanks for info...

i think you must downgrade with fastboot and update to a firmware that supports dual sim

petanque said:
i think you must downgrade with fastboot and update to a firmware that supports dual sim
Click to expand...
Click to collapse
Thanks for info... but downgrade to what, and in which way? Should I root the phone first?
Is there maybe some tutorial?
TNX

Related

Stuck on B171!? Can't upgrade to MM, help, please!

Hello mates!
I have a problem with my L-21 Huawei P8 Lite. Some time ago, I have bricked my phone and I had to restore it. Don't know how, but I installed B171 update (this is a single sim fw I think) on a dual sim phone!
How I can update to MM? What firmware I have to flash first?
ALE-L21C432B171 is the version number - Sat Jun 20
Thanks a lot!
flash C432B551, it's official marshmallow for the single sim variant
AmINoS007 said:
flash C432B551, it's official marshmallow for the single sim variant
Click to expand...
Click to collapse
Thanks! It worked!

Firmware upgrade answer...

Hi guys, i have answer. Can i upgrade firmware B575 to B574 ? Please give me tutorial.. thanks
jonzejd said:
Hi guys, i have answer. Can i upgrade firmware B575 to B574 ? Please give me tutorial.. thanks
Click to expand...
Click to collapse
First of all,b575 is firmware for single sim and b574 is for dual sim,if you want to have b574 then you need to convert from single sim to dual sim,here is a tutorial http://forum.xda-developers.com/p8lite/general/mega-thread-root-unbricking-updating-t3400994 read chapter 5
cristi.blidariu said:
First of all,b575 is firmware for single sim and b574 is for dual sim,if you want to have b574 then you need to convert from single sim to dual sim,here is a tutorial http://forum.xda-developers.com/p8lite/general/mega-thread-root-unbricking-updating-t3400994 read chapter 5
Click to expand...
Click to collapse
Thanks for reply.. Can i downgrade b575 to b170 ?
You can downgrade only to b171,and that by flash via fastboot commands,your phone is single sim,b170 is for dual sim
Sent from my ALE-L21 using XDA-Developers mobile app
B575 Is for dual sim dude.. I use it.
B575 is single...
You sure? I have it right now on my phone, and its dual sim

Single sim to Dual sim B575

Good Morning,
I have an issue for the expert, I have P8 lite with B575 single sim and I'd like to change it in dual sim.
the question is: Can I flash B574 ROM on my phone which is already running B575 ?
Phone details:
Model nr ALE-L21
Serial. ALE-L21C432B575
EMUI VER. 4.0
OS. ANDROID 6.0
Thanks in advance for your advice.
salahos
salahos said:
Good Morning,
I have an issue for the expert, I have P8 lite with B575 single sim and I'd like to change it in dual sim.
the question is: Can I flash B574 ROM on my phone which is already running B575 ?
Phone details:
Model nr ALE-L21
Serial. ALE-L21C432B575
EMUI VER. 4.0
OS. ANDROID 6.0
Thanks in advance for your advice.
salahos
Click to expand...
Click to collapse
first of all,you need to unlock bootloader,and then flash by fastboot this firmware:
Ale-L21C432B052
https://mega.nz/#!jdFiyJpR!X2fmOZ-ShY-Kx-9lwnSUN16Vo52_aU0i4K1KmdBW64Q
when is done,reboot phone,now flash this firmware by fastboot:
Ale-L21C432B132 http://www.carbontesla.com/2015/09/download-huawei-p8-lite-b132-firmware-dual-sim/ (download and extract,you will find a folder dload,now use huawei update extractor to extract this files:boot,cust,recovery and system)
Now you need to make local update with this firmware
https://mega.nz/#!XAlCSLqQ!EhBUXcrvbt1pluokN4uGZeIs9RsMwKwa6J0g1i8oGjM
At the end your phone will end up with build number Ale-L21C432B170,now open HiCare app from phone,update to last version,and then HiCare app will tale you there is an update to Ale-L21C432B574
fist think you
MY phone will end up with build number BalongC50B311 ,with a singl sim ans no MAj finded :crying:
fix Balong error
salahos said:
fist think you
MY phone will end up with build number BalongC50B311 ,with a singl sim ans no MAj finded :crying:
Click to expand...
Click to collapse
in order to fix Balong error you must flash again those 4 files from Ale-L21C432B132,once is done,reboot your phone,now download this
https://mega.nz/#!uZd0QKzS!pukcVA87ASAagXSfifabHCcOG7hOysQsgvbxnbThl60
extract and rename that folder to dload,putt in to your memory phone and make a local update,once is done check an see if your build number is Ale-L21C432B132,do the same with firmware Ale-L21C432B170 and make local update
think you so much cristi.blidariu it's work perfectly
your the best
Nice to hear that ?
Sent from my ALE-L21 using XDA-Developers mobile app
Hi All,
I have a P8 Lite with vodafone custom firware, build nr.: Ale-l21c02b898 with a single sim card. is the above procedure valid in my case?
h2mm said:
Hi All,
I have a P8 Lite with vodafone custom firware, build nr.: Ale-l21c02b898 with a single sim card. is the above procedure valid in my case?
Click to expand...
Click to collapse
You can give a try it should work
i have Ale-L02 ! Can I also make it dual ? using the same method u mention above ? plz te me
Umer Arsahd said:
i have Ale-L02 ! Can I also make it dual ? using the same method u mention above ? plz te me
Click to expand...
Click to collapse
It should work,give a try
Hi i have PRA-LX1 ! Can I also make it dual ? using the same method u mention above ? Thanka
margiodo said:
Hi i have PRA-LX1 ! Can I also make it dual ? using the same method u mention above ? Thanka
Click to expand...
Click to collapse
Sent from my HUAWEI ALE-L21 using XDA Labs
margiodo said:
Hi i have PRA-LX1 ! Can I also make it dual ? using the same method u mention above ? Thanka
Click to expand...
Click to collapse
You can't use this files,you will brick your phone, please search for PRA-LX1 in XDA forum's
Hi, can someone reupload this ? :
Ale-L21C432B132 http://www.carbontesla.com/2015/09/d...ware-dual-sim/
ALE-L21 C432B132 Europe channel Dual.rar
Thank you.
EDIT: You can use this B132 - http://huawei-firmware.com/rom/huawei-p8-lite/ale-l21/1241
Hi, I am now on B170 with Dual sim enabled, but no OTA update to B574, I tried to install B574 manually via update.zip - local update, but failed. Could someone help me please ? Thank you.
EDIT: Fixed. Need to download full zip , not OTA.

No double sim management on my huawei p9 lite VNS-L31

hello everyone, i have a problem with dual sim function in my huawei p9 lite VNS-L31C33B150 , i found on other websites that i have to change it to a VNS-L31C4xx something but i don't really know how to do such a manipulation...
thank you for help :good:
linksam said:
hello everyone, i have a problem with dual sim function in my huawei p9 lite VNS-L31C33B150 , i found on other websites that i have to change it to a VNS-L31C4xx something but i don't really know how to do such a manipulation...
thank you for help :good:
Click to expand...
Click to collapse
You have to debrand your phone...
That means: unlock bootloader + twrp + root + flash oeminfo dual sim C432 + repair corrupt firmware
gtdaniel said:
You have to debrand your phone...
That means: unlock bootloader + twrp + root + flash oeminfo dual sim C432 + repair corrupt firmware
Click to expand...
Click to collapse
thank you for the answer, i have no idea how to do this so if you have a link with a tutorial for my model i would be grateful because that's my problem i dont know too much about this and i'm affraide to choose the wrong steps to follow according to my phone
gtdaniel said:
You have to debrand your phone...
That means: unlock bootloader + twrp + root + flash oeminfo dual sim C432 + repair corrupt firmware
Click to expand...
Click to collapse
after that guide is bootloader lock or not? Can I use ota update nougat?
linksam said:
thank you for the answer, i have no idea how to do this so if you have a link with a tutorial for my model i would be grateful because that's my problem i dont know too much about this and i'm affraide to choose the wrong steps to follow according to my phone
Click to expand...
Click to collapse
Is guides+tutorials+tools arround here... You have to read a lot if you not have idea how to do it (for example, unlock bootloader)...
Please note it is possible to something goes wrong and you can brick your phone any time...
---------- Post added at 13:34 ---------- Previous post was at 13:31 ----------
sasabo said:
after that guide is bootloader lock or not? Can I use ota update nougat?
Click to expand...
Click to collapse
After last step (repair corrupted firmware) you lose everything (unlock bootloader, twrp, root)...
Repair corrupted firmware is doing with emui and stock firmware in dload folder and the phone is stock again...
gtdaniel said:
Is guides+tutorials+tools arround here... You have to read a lot if you not have idea how to do it (for example, unlock bootloader)...
Please note it is possible to something goes wrong and you can brick your phone any time...
---------- Post added at 13:34 ---------- Previous post was at 13:31 ----------
After last step (repair corrupted firmware) you lose everything (unlock bootloader, twrp, root)...
Repair corrupted firmware is doing with emui and stock firmware in dload folder and the phone is stock again...
Click to expand...
Click to collapse
which is the last step "Repair corrupted firmware"?
sasabo said:
which is the last step "Repair corrupted firmware"?
Click to expand...
Click to collapse
If you flash oeminfo, phone firmware become corupted and is need to be repaired.
For that you have to have in dload folder a stock firmware (B130/131, B160/161) and power up phone with 3 key combination.
gtdaniel said:
If you flash oeminfo, phone firmware become corupted and is need to be repaired.
For that you have to have in dload folder a stock firmware (B130/131, B160/161) and power up phone with 3 key combination.
Click to expand...
Click to collapse
Thanks,and after that I received ota update official but for dual sim ?
sasabo said:
Thanks,and after that I received ota update official but for dual sim ?
Click to expand...
Click to collapse
Yes, no problem. Once you flash a dual sim oeminfo remain available for any updates.
ok ,teel me what meen packages in new version of toolkit?means if I change into a dual sim, then we should package for dual sim?
sasabo said:
ok ,teel me what meen packages in new version of toolkit?means if I change into a dual sim, then we should package for dual sim?
Click to expand...
Click to collapse
Yes, you have to install packages for SS/DS at least...

Huawei p9 lite update problem

I bought Huawei p9 lite vns l31, and i used firmware finder app and update it through ERecovery mod, then my P9 lite changes to the Chinese version vns-aloo.
Please would anyone help me get my p9 lite VNS-L31 back?
Ameeiin said:
I bought Huawei p9 lite vns l31, and i used firmware finder app and update it through ERecovery mod, then my P9 lite changes to the Chinese version vns-aloo.
Please would anyone help me get my p9 lite VNS-L31 back?
Click to expand...
Click to collapse
Hello,
this happened because you
choose that firmware...
you are very lucky you didn't bricked your device.
You could try to use Firmware Finder again
to revert back to your previous version,
but as i told, you could brick it,
that's your choice.
Another way is unlock the bootloader,
install a custom recovery (TWRP),
flash an OEMinfo file and your correct firmware.
It depends on the android version,
on the region (CUST) in which you live
or for which the firmware has been released
and if the device is single or dual sim.
Good luck dude !
P.S.: took a look and it seems
the link for Hassan's twrp download
is no longer available...
Maybe other twrps are still available,
but i'm pretty sure someone could
repost it for you...
I have tried to reinstall it to my previous version, but it didn't work.
The model does not have an oem unload option in t
Dadditz said:
Hello,
this happened because you
choose that firmware...
you are very lucky you didn't bricked your device.
You could try to use Firmware Finder again
to revert back to your previous version,
but as i told, you could brick it,
that's your choice.
Another way is unlock the bootloader,
install a custom recovery (TWRP),
flash an OEMinfo file and your correct firmware.
It depends on the android version,
on the region (CUST) in which you live
or for which the firmware has been released
and if the device is single or dual sim.
Good luck dude !
P.S.: took a look and it seems
the link for Hassan's twrp download
is no longer available...
Maybe other twrps are still available,
but i'm pretty sure someone could
repost it for you...
Click to expand...
Click to collapse
I ha
Dadditz said:
Hello,
this happened because you
choose that firmware...
you are very lucky you didn't bricked your device.
You could try to use Firmware Finder again
to revert back to your previous version,
but as i told, you could brick it,
that's your choice.
Another way is unlock the bootloader,
install a custom recovery (TWRP),
flash an OEMinfo file and your correct firmware.
It depends on the android version,
on the region (CUST) in which you live
or for which the firmware has been released
and if the device is single or dual sim.
Good luck dude !
P.S.: took a look and it seems
the link for Hassan's twrp download
is no longer available...
Maybe other twrps are still available,
but i'm pretty sure someone could
repost it for you...
Click to expand...
Click to collapse
Tnx bro but I have tried reinstalling my previous version two times, but it didn't work.
In this case, the oem unlock toggle is missing, so please is there any way to unlock the bootloader without it?
Ameeiin said:
the oem unlock toggle is missing
Click to expand...
Click to collapse
Chinese firmware doesn't have oem unlock option, it's normal.
-Alf- said:
Chinese firmware doesn't have oem unlock option, it's normal.
Click to expand...
Click to collapse
So now what will I do please?
Ameeiin said:
So now what will I do please?
Click to expand...
Click to collapse
Look here .
Ameeiin said:
the oem unlock toggle is missing
Click to expand...
Click to collapse
btw, it's an advantage
-Alf- said:
Look here .
btw, it's an advantage
Click to expand...
Click to collapse
Thanks
Can i use my android phone to unlock the bootloader without pc?
Ameeiin said:
Can i use my android phone to unlock the bootloader without pc?
Click to expand...
Click to collapse
No.
At least up to my knowledge, it is impossible to get the code without a PC (more precisely, you can unlock BL without PC only if you have the unlock code).
-Alf- said:
No.
At least up to my knowledge, it is impossible to get the code without a PC (more precisely, you can unlock BL without PC only if you have the unlock code).
Click to expand...
Click to collapse
Ok, So please where can I get the unlock code?
Ameeiin said:
I bought Huawei p9 lite vns l31, and i used firmware finder app and update it through ERecovery mod, then my P9 lite changes to the Chinese version vns-aloo.
Please would anyone help me get my p9 lite VNS-L31 back?
Click to expand...
Click to collapse
I have an idea, can i flash it with Huawei p9 lite firmware?
Ameeiin said:
I have an idea, can i flash it with Huawei p9 lite firmware?
Click to expand...
Click to collapse
You can try flash it with Service ROM Download . Type VNS-L31, or VNS- .
Download correct firmware - EMUI version, Cxxx (the bracketed (Cxxx) is your device’s regional variant.
This number is very important in determining the correct firmware to download. Select your previous Cxxx, not current C00 ) and single/dual SIM (all firmwares that end with even numbers are for dual SIM, odd numbers are for single SIM).
Instructions can be found in 'ReleaseDoc' folder.
If you cannot unpack downloaded zip archive on PC, unpack it in the internal memory using this RAR apk.
Extracted 'dload' folder copy/transfer to the SD card. Good luck.
-Alf- said:
You can try flash it with Service ROM Download . Type VNS-L31, or VNS- .
Download correct firmware - EMUI version, Cxxx (the bracketed (Cxxx) is your device’s regional variant.
This number is very important in determining the correct firmware to download. Select your previous Cxxx, not current C00 ) and single/dual SIM (all firmwares that end with even numbers are for dual SIM, odd numbers are for single SIM).
Instructions can be found in 'ReleaseDoc' folder.
If you cannot unpack downloaded zip archive on PC, unpack it in the internal memory using this RAR apk.
Extracted 'dload' folder copy/transfer to the SD card. Good luck.
Click to expand...
Click to collapse
I forgot the last cxxx of the build number, but the model is l31 for sure, dual sim and comes with Android version 6.0, EMUI 4.1
There's no Service ROM for EMUI 4.1 , you have to flash UPDATE.APP file.
Ameeiin said:
I forgot the last cxxx of the build number
Click to expand...
Click to collapse
where are you from if I may ask?
Just to be sure - on this website you can get info about target country (Country , Valid for..., Supported country...)
-Alf- said:
There's no Service ROM for EMUI 4.1 , you have to flash UPDATE.APP file.
Can you explain to me in detail please?
Click to expand...
Click to collapse
where are you from if I may ask?
Just to be sure - on this website you can get info about target country (Country , Valid for..., Supported country...)
[/QUOTE]
Nigeria
Ameeiin said:
Nigeria
Click to expand...
Click to collapse
I think it's C636 , but I'm not sure.
Any forced flash with wrong region will bring your phone to C900 (global) or will brick your phone.
I can't help you anymore, sorry...
Ok thanks.
I can't help you anymore, sorry...
[/QUOTE]
-Alf- said:
I can't help you anymore, sorry...
Click to expand...
Click to collapse
-Alf- said:
I can't help you anymore, sorry...
Click to expand...
Click to collapse
But why if you doesn't mind.
Ameeiin said:
why
Click to expand...
Click to collapse
if you don't know what your default region is, and without a PC it's just Russian roulette .

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