Flash ROM for L920 AT&T - Nokia Lumia 920

Hello everyone,
I have a Lumia 920 AT&T. I want to flash other ROMs (for example: Thailand, Sing, EU, Vietnam...) for my 920. Is this ok?
Anynone please helps me to flash (step by step)
Thanks.

hungcuonglth said:
Hello everyone,
I have a Lumia 920 AT&T. I want to flash other ROMs (for example: Thailand, Sing, EU, Vietnam...) for my 920. Is this ok?
Anynone please helps me to flash (step by step)
Thanks.
Click to expand...
Click to collapse
There are many thread here to help with this..please use search.
For example:
http://forum.xda-developers.com/showthread.php?t=2353331

Back to at&t rom
Hey I need help!
I was flash my Lumia 920 from At&t RM-820 to RM-821 with Amber, now i want to return to my original ROM I tried to flash it with pre-portico but i can't, any one here have an idea how to do that?

Related

[Q] Change firmware nokia 920

Hello, i was wondering, it is possible to change the firmware of the nokia 920 (ie from rm-820 to rm-821 euro)? Also will the frequencies stay? I just want to buy the 920 from rogers and flash the firmware to get my home language on it and be still able to use it on wind mobile))
alex21074 said:
Hello, i was wondering, it is possible to change the firmware of the nokia 920 (ie from rm-820 to rm-821 euro)? Also will the frequencies stay? I just want to buy the 920 from rogers and flash the firmware to get my home language on it and be still able to use it on wind mobile))
Click to expand...
Click to collapse
It does not appear so, no. I tried to flash my Nokia 920 (RM-820) with a RM-821 ROM and it killed it. Had to wait until just the other day when the RM-820 ROMs finally appeared.
tomcahill said:
It does not appear so, no. I tried to flash my Nokia 920 (RM-820) with a RM-821 ROM and it killed it. Had to wait until just the other day when the RM-820 ROMs finally appeared.
Click to expand...
Click to collapse
Ok, I guess we can wait and see, because if i cannot add Russian to my planned rogers' lumia 920, then i wont buy the phone at all, i'll stay with my N8((( I know one could flash the lumia 800 to different firmware numbers, maybe they just need to figure out how to do this i guess))
The Rogers 920 comes with the COMPLETE set of Windows Phone languages, including Russian.
No need to flash any new ROMs.
tai4de2 said:
The Rogers 920 comes with the COMPLETE set of Windows Phone languages, including Russian.
No need to flash any new ROMs.
Click to expand...
Click to collapse
ok thanks, this is the display language right? not just the keyboard?
alex21074 said:
ok thanks, this is the display language right? not just the keyboard?
Click to expand...
Click to collapse
That is correct. All of those are *display languages* and not just the keyboard (there's a separate but similarly huge set of supported keyboards).
tai4de2 said:
That is correct. All of those are *display languages* and not just the keyboard (there's a separate but similarly huge set of supported keyboards).
Click to expand...
Click to collapse
ok thank you for the information))

Install the Nokia Lumia 920 AT&T firmware RM-821

Hello, I have a Nokia Lumia 920 of AT&T and I wonder if I can install a firmware RM-821 europe.
thanks in advance
Why would you do that?
But it will probably not work since the LTE frequencies in the US are other than those in Europe: http://en.wikipedia.org/wiki/List_of_LTE_networks
then do not install any European firmware. Thank you very much friend
HacK-TroY said:
then do not install any European firmware. Thank you very much friend
Click to expand...
Click to collapse
Yes you can do it but not all of the RM-821 have the 4G enabled. You may have a look here at the new post created:
[FLASH] How to use NCS to change from RM-820 to RM-821 and vice versa

[Q] Portugal - Bought Clove.co.uk nokia Lumia 920 and now no 4G! :(

Hello,
I am from Portugal and because I am an early adopter I bought my unbranded nokia Lumia 920 in Clove UK. But now, all portuguese Lumias have 4G enabled in my network (TMN) and I have not. The highest option in definitions is 3G.
Can you please help me on what ROM I should flash unbranded with 4G enabled? I don't understand very much of the ROM names. I have RM-821_eu_euro1_276, with Operator Name 000-GB and configuration ID 118847 (what is this?). I have Portico 1232.5951.1249.1004.
If I flash a ROM will it stop future updates?
Thank you for your help.
Regards,
Joao
I have just written up a tutorial, which should help you flash a different ROM on the device.
http://forum.xda-developers.com/showthread.php?p=38528249

[Q] how to RM-820 ATT to RM-821

Hi,
I just bought a lumia 920 branded ATT from USA, i live in France so i try to put a different rom on it.
So i've tried to use NCS to replace the current rom RM-820 to a new one that i've downloaded : a french RM-821,
but that doesn't work and i don't know why : when i'm in ncs, it's show me the current version of the lumia, but in "new software version"
that tells me not available while i've put my rm-821 rom in a folder rm-820 in products folder.
Can someone help me ?
it is possible to do the switch between ATT rm-820 to RM-821 fr? if not, can i put an unbranded rm-820 rom at least?
Thanks a lot in advance (and sorry for my poor English)
can someone help me please ? :'(
debranded
It's ok, i did it, i debranded it!!!
Now i need to unlock it from at&t.
But i have another question, I have another lumia 920 at&t which is unlocked, if i debrand it too, will it still unlocked ?
Thanks in adavance
Killermix said:
It's ok, i did it, i debranded it!!!
Now i need to unlock it from at&t.
But i have another question, I have another lumia 920 at&t which is unlocked, if i debrand it too, will it still unlocked ?
Thanks in adavance
Click to expand...
Click to collapse
it'll be unlocked no matter what firmware you install. I had locked AT&T and after unlock I tried different roms, but be careful when updating from RM-820 to 821 if you update rogers pre-portico via OTA to portico you won't be able to return to RM-820 anymore see there are many threads here about the steps.
Thanks ok so i will flash it too,
But i don't understand why someone would return
from rm-821 to rm-820, there is any disavantage to have the rm-821?

Navifirm+ not working? Plz HELP

Hi everyone, so im trying to flash a specific ROM to my Lumia 920. the problem is that its seems that navifirm is not working anymore, and as far as i know that is the only way to get the files for flashing.
any idea of whats going on?
I really need to flash this ROM to my phone
Thx.
PS: the product code is 059R984 RM-820 VAR AMERICA PE CLARO SL BLACK
Threx71 said:
Hi everyone, so im trying to flash a specific ROM to my Lumia 920. the problem is that its seems that navifirm is not working anymore, and as far as i know that is the only way to get the files for flashing.
any idea of whats going on?
I really need to flash this ROM to my phone
Thx.
PS: the product code is 059R984 RM-820 VAR AMERICA PE CLARO SL BLACK
Click to expand...
Click to collapse
Hi,
NaviFirm+ has some problems. You want flash 059R984?
Kaptaiin said:
Hi,
NaviFirm+ has some problems. You want flash 059R984?
Click to expand...
Click to collapse
Hi, yes I want to flash that ROM because I'm trying to enable AWS band on my 920 (RM-821). I've been reading a lot about this, and not many people have tried this process, but i read that flashing a specific rom that uses the 1700-2100 band (RM-820) you can then enable AWS on an RM-821. the problem most people had is that they dont know wich ROM have LTE AWS enabled. I found an article on a Perubian online newspaper where the goverment said that the lumia models being sell there were compatible with the AWS LTE band. So i want to try it.
thx for the answer, any idea of when will it work again?
Threx71 said:
Hi, yes I want to flash that ROM because I'm trying to enable AWS band on my 920 (RM-821). I've been reading a lot about this, and not many people have tried this process, but i read that flashing a specific rom that uses the 1700-2100 band (RM-820) you can then enable AWS on an RM-821. the problem most people had is that they dont know wich ROM have LTE AWS enabled. I found an article on a Perubian online newspaper where the goverment said that the lumia models being sell there were compatible with the AWS LTE band. So i want to try it.
thx for the answer, any idea of when will it work again?
Click to expand...
Click to collapse
You *may* get a FFU signature error, that prevent you to flash this RM-820 ROM on your RM-821 Lumia device. If you will not get a FFU signature error and that the flash of this RM-820 ROM on your RM-821 Lumia device works, it *may* that your RM-821 Lumia device loses some networks bands.
If you want to flash RM-820 ROM on your RM-821 Lumia device, with my tutorial, here is the FFU file of 059R984 in the currently the latest release: http://nds2.fds-fire.nokia.com/fds_..._RETAIL_lta_peru_299_04_383225_prd_signed.ffu
Sorry for my disturb. Will Navifirm Plus work again? I need to download a firmware for my Lumia 1020 RM-875 (059T9Z4 is the product code) but I can't do anything. Thank you for help. Also sorry for writing on lumia 920 Q&A, I saw the title "Navifirm not working..."
Kaptaiin said:
You *may* get a FFU signature error, that prevent you to flash this RM-820 ROM on your RM-821 Lumia device. If you will not get a FFU signature error and that the flash of this RM-820 ROM on your RM-821 Lumia device works, it *may* that your RM-821 Lumia device loses some networks bands.
If you want to flash RM-820 ROM on your RM-821 Lumia device, with my tutorial, here is the FFU file of 059R984 in the currently the latest release: http://nds2.fds-fire.nokia.com/fds_..._RETAIL_lta_peru_299_04_383225_prd_signed.ffu
Click to expand...
Click to collapse
m8, tnx A LOT for the help. i just flashed the rom and im testing it. can you send me the link for other 2 as well? i need to have the original one and another one to test :v Thanks again ^^
Product codes:
059R7X1 this is the original one
059R4H6 this one is another that works with the AWS band
Kaptaiin said:
You *may* get a FFU signature error, that prevent you to flash this RM-820 ROM on your RM-821 Lumia device. If you will not get a FFU signature error and that the flash of this RM-820 ROM on your RM-821 Lumia device works, it *may* that your RM-821 Lumia device loses some networks bands.
If you want to flash RM-820 ROM on your RM-821 Lumia device, with my tutorial, here is the FFU file of 059R984 in the currently the latest release: http://nds2.fds-fire.nokia.com/fds_..._RETAIL_lta_peru_299_04_383225_prd_signed.ffu
Click to expand...
Click to collapse
I just tested the ROM, with service menu i managed to see wich bands was accepting: 1,3,7,8,20 and the one i need is the band 4 -_-
im going to try by flashing the other rom I asked you for. but if navifirm+ doesnt work again, I'd like to ask you for other ROMs to follow this tutorial. if is too mucho work dont worry I can wait, the only one I really need to have is the original one (on the other quote).
Thanks again.
here is the tutorial with the ROMs
Originally Posted by dullerm
To follow up my previous post: after flashing some more, I managed to enable the AWS band on my AT&T Lumia 920. Unless T-Mobile lit up a 1900 tower just in the few minutes that the phone was rebooting after flashing GLOBAL BLACK SWAP, I am certain that I can now use 3G on AWS with it. For those who are interested, here is what I did to my AT&T Lumia 920:
start off with a Portico AT&T ROM (OTA-updated a few weeks ago on the still locked phone)
remove SIM unlock with AT&T provided unlock code
flash pre-Portico Rogers ROM
OTA-update to Portico Rogers ROM
flash Portico EURO1 DEV ROM (RM-821!)
flash Portico Rogers ROM
flash Portico LTA1 MX ROM
flash Portico GLOBAL BLACK SWAP ROM (RM-821!) ---> saw H, H+ indicator after this!!!
flash Portico Rogers ROM ---> 4G indicator
While flashing the LTA1 MX ROM (the Latin America ROMs are nicely debranded RM-820 ROMs but don't support LTE, at least in their cellular settings for highest connection speed), I decided for whatever reason to just give another RM-821 ROM a try and went for the GLOBAL BLACK SWAP. Maybe flashing EURO1 DEV again would have also done the trick as well and just flashing back and forth somehow enabled AWS. I don't know exactly what caused it but I am happy AWS works on the AT&T Lumia 920. This phone now certainly is the Überphone
and here the one with the product codes
Flash to Pre-Portico Rogers ROM: RM820_059Q6W4_1232.2109.1242.1002_039
OTA Update to Rogers ROM (1308)
Flash to European Developer ROM: RM821_059R4H6_1232.5957.1308.0002_027
Flash to Rogers ROM: RM820_059Q6W4_1232.5962.1314.0000_156
Flash to Global Black Swap ROM: RM821_059Q5C6_1232.5951.1249.1004_044 (No H/H+ as claimed by others, LTE disappeared from network options)
Flash to Rogers ROM: RM820_059Q6W4_1232.5962.1314.0000_156
Cristiano90 said:
Sorry for my disturb. Will Navifirm Plus work again? I need to download a firmware for my Lumia 1020 RM-875 (059T9Z4 is the product code) but I can't do anything. Thank you for help. Also sorry for writing on lumia 920 Q&A, I saw the title "Navifirm not working..."
Click to expand...
Click to collapse
Hi,
059T9Z4
- - - - - - -
Threx71 said:
m8, tnx A LOT for the help. i just flashed the rom and im testing it. can you send me the link for other 2 as well? i need to have the original one and another one to test :v Thanks again ^^
Product codes:
059R7X1 this is the original one
059R4H6 this one is another that works with the AWS band
Click to expand...
Click to collapse
- 059R7X1
- 059R4H6
Same problem
I've tried using Navifirm but it's not working.
Hi guys,
Could post link for my 059N5T3 please?
sukinsyn said:
Hi guys,
Could post link for my 059N5T3 please?
Click to expand...
Click to collapse
Hi,
059N5T3
Kaptaiin said:
Hi,
Click to expand...
Click to collapse
Thanks!
Just I have same - updated yesterday.
Don't like new Windows 10 on my Lumia 920.
Now trying already half of the day to downgrade to Windows 8/8.1
Have experience with Android - it was easy.
With my AT&T Lumia 920 it's a pain in the neck.

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