rewrite permantly imei - nvram - Android Q&A, Help & Troubleshooting

Hello guys! I have a problem with imei. I have a MTK device. I flash it to.upgrade to 4.4 . i lost imei. I try to replace with engineering MTK But not work. If i replace with mtkdroid work But if i Reset the Phone i lost again. I found old backup, if i try to flash it not recognized imei (maybe because for the upgrade i use flash tool into "format all + download"?)
However i try to upgrade again and with mtkdroidtool i replace the nvram. Its OK...But the imei si not Like under the battery. Well ... Write manually imei...work...But Like before if i Reset phone i lost imei But not all !!! On the phone rema in the old wrong imei.
So...i.think ...there si some kind of tool to rewrite imei manuallu forma restore.permantly?

Related

invaild imei (MTK6577) Bug

hello members of xda devs after full reset (deleteing all data)
there sim in phone and said invaild imei
what i can do to fix this ?
MTK6577 Chip , Android 4.0.9 (Bedove i5) its my device
Thanks for helpers
I join the thread, I have this on Lenovo A660. How to recover IMEI, I cannot use any network SIM card.
I had this problem too but I had a backup of my imei so I could restore it with mtk uncle tools. Maybe if the imei is written on the back of the phone or somewhere inside of it you could edit an imei backup so you could restore it.
Yes, but how to do it? Of course I have IMEI nr of the phone.
You will not find any help here on this. The only way XDA supports on fixing an IMEI is by restoring a backup that should have been made before doing anything to the device.
Thread closed

Invalid Imei Lenovo a820 again..

Hello,
I have lenovo a820, and long time have problem with "Invalid Imei". I have second phone, where all work good. I try make full backup by MTK droid tools ( on good phone), and download by Sp Flash tool to phone without imei. But don't know why, it still don't work. I try one method more, by using MTK Nvram Tool, ( backup on good phone -> restore on phone without imei) still without any changes . And one method: by using "MTK Mobileuncle Tool" but on this when i try send command i have problem "Can't send~~(I don't remember)"
I don't have any idea what i can do now, maybe something is wrong with hardware in phone?
Thanks ALL for any help.
Sorry for my bad english..
Someone can help me?
use mtkdroidtools for repaire IMEI
I try do it by Mtk~ but when i write, enter and reset phone then still is invalid imei

How to repair serial number in MTK phone?

HI, I have an MT6582 phone without nvram folder, in my phone the serial number is necessary for OTA updates, but I lost it with the format option in SP flashtool.
I have a nvram folder of another identical phone but when i restore it, everything is restored unless the serial number. It still 0123456789ABCDEF.
How do I fix ?, Is the serial number stored anywhere else?
Thanks for the help and sorry for my english.
EDIT: I also tested the SN write tool and IMEIS work but S/N still 0123456789ABCDEF
Nothing?
hi i have thl4000 mt6582 with same problem , imei lost after every flash of custom rom, but can repair with sp flash tool, but serial writer not working.

[HELP] LOST EFS PARTITION

I lost my EFS partition when recovered my phone via EDL, crying now
Well, I flashed Engineering Rom from here https://androidfilehost.com/?fid=4349826312261824846
And I changed IMEI1 IMEI2 MAC and BT addresses through some tools (Qualcomm IMEI Repair Tool / QMSL IMEI&SN Writer v1.4)
Rebooted system after changes made...
F*** It's ok! I see "20:00:00:00:00" at mac address info while wifi is off, IMEI SV info is "00" and changing serial doesn't worked.
The changed wifi address value only works while Engineering Rom is running, otherwhise the value changes back to 00:0a:f5:e8:b9:f8 ohhhhh f***, this happens when I update to stock rom.
I have QFIL and QPST installed on my machine, I enter diagnostic mode and I can see the contents of the EFS partition, my doubts are: is there a way to permanently change the data in "IMEI1 IMEI2 IMEI SV SN BT WIFI etc." so that new roms read the "default"?
What are the value chains I should change? .xqcn file editing made global changes?
Please help me
Please someone help me
I am able to pay for a program like this, I just want to factory restore
Devmobdroid said:
I am able to pay for a program like this, I just want to factory restore
Click to expand...
Click to collapse
Dm me

[SOLVED] My phone don't have IMEI code

Hello, i'have redmi note 9 (merlin).
I had brick my phone with MTK (all data deleted).
But actually i'have flash my phone with stock rom (android 11, miui 12.5.4) and i root this (magisk) and it work!
But my MEI code not are in my phone
no IMEI = no sms, no 4g, ...
How to write my old IMEI code on my phone ?
(I still have the phone box, so I know the old code)
Thanks in advance <3
(i'm french, sorry for my spelling)
Changing or repairing an IMEI code is considered illegal in some countries/regions. But, if you still have a box as you said, you can search online on how to repair the deleted IMEI number. Losing an IMEI is rare and occurs if you've done something to the critical partitions.
Also, could you see any signal on your phone before rooting it with magisk? Or, was it gone right after the main flash?
Mineplayerminer said:
Changing or repairing an IMEI code is considered illegal in some countries/regions. But, if you still have a box as you said, you can search online on how to repair the deleted IMEI number. Losing an IMEI is rare and occurs if you've done something to the critical partitions.
Also, could you see any signal on your phone before rooting it with magisk? Or, was it gone right after the main flash?
Click to expand...
Click to collapse
My IMEI has deleted after repair my phone with SP Flash Tool.
It's good ! I have write my IMEI on my phone.
I use MTK META Utility (for run phone on "META MODE")
and i use Modem META for write IMEI
My problem is solved!
Loyerss said:
It's good ! I have write my IMEI on my phone.
I use MTK META Utility (for run phone on "META MODE")
and i use Modem META for write IMEI
My problem is solved!
Click to expand...
Click to collapse
can you give ne guide bro?
Loyerss said:
It's good ! I have write my IMEI on my phone.
I use MTK META Utility (for run phone on "META MODE")
and i use Modem META for write IMEI
My problem is solved!
Click to expand...
Click to collapse
PLEASE TELL WHICH FILE FROM WHERE TO DOWNLOAD AND WHAT ARE THE STEPS????

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