Cannot connect to mobile network - IMEI recovered succesfuly - General Questions and Answers

Hello everyone,
Phone: Prestigio PAP 4500 Duo.
I'm getting crazy a little. Lost almost two days for this.
My girlfriend's phone just stopped working 2 days ago, stuck at bootloop. I somehow managed to get some stock Sp Flash tool flashable ROM from russian site and brought phone back to life. But in process I had to do Format (with keep Bootloader only option) and deleted my NVRAM.
I did then manage to restore my IMEI by making MP0B_001 file with my IMEI numbers and moving it to /data/nvram/md/NVRAM/NVD_IMEI/MP0B_001.
So, My IMEI's are now succesfully stored to NVRAM but I still cannot connect to network.
I would use some help.
Thanks all! Cheers,
Bruno.
Edit: Solved. It might seem crazy, but I turned SIM card wrong way....10 times...

Related

[Q] Invalid IMEI after factory reset?

Guys,
I have used many custom ROMs on A110,
But one day while I was running Cynus T2 ROM, my battery got discharged fully, I plugged into a wall charger but nothing happened even after hours of charging,
Then I searched on forums and flashed my phone by SPflasher , the flashing was successful but my IMEI got invalid, luckily i had nandroid backup
Now the problem is whenever I factory reset my IMEI gets invalid
So please help me.
mohsin.jmi said:
Guys,
I have used many custom ROMs on A110,
But one day while I was running Cynus T2 ROM, my battery got discharged fully, I plugged into a wall charger but nothing happened even after hours of charging,
Then I searched on forums and flashed my phone by SPflasher , the flashing was successful but my IMEI got invalid, luckily i had nandroid backup
Now the problem is whenever I factory reset my IMEI gets invalid
So please help me.
Click to expand...
Click to collapse
Restore your phone by getting in to CWM recovery. It should get back your IMEI data back. And then, once you can see both of your sim slots working, take a backup (NANDROID or just IMEI). You can use MobileUncle Tool to backup your working valid IMEI. Save and keep this file handy with you for future.
no success
rajenpurohit said:
Restore your phone by getting in to CWM recovery. It should get back your IMEI data back. And then, once you can see both of your sim slots working, take a backup (NANDROID or just IMEI). You can use MobileUncle Tool to backup your working valid IMEI. Save and keep this file handy with you for future.
Click to expand...
Click to collapse
even i get the same issue but now 1 more issue comes up .....
MOBILEUNCLE TOOLS WONT INSTALL AND I DIDNT TAKE A BACKUP >>>>>>
WHAT DO I DO NOW BRO ??????
invalid imei after reseting the phone
Sir ,please help me in getting back my imei data. When I reset my phone, it appears invalid imei and none of my sim is working . So plx help me
hasnain.kazmi said:
Sir ,please help me in getting back my imei data. When I reset my phone, it appears invalid imei and none of my sim is working . So plx help me
Click to expand...
Click to collapse
through eng mode u can solve the problem u just search in google

[Completed] [Q] PLEASE HELP IMEI null and SIM not recognized, nothing works

Hello,
My phone: GSMART Roma R2 (Rooted)
I know there are a lot of threads how to restore IMEI but none of them worked when I dial up *#06#, it shows message with two lines containing "null".
I was using MIUI rom for a while and suddenly after I rebooted phone SIM was no longer recognized (before reboot I was playing with SWAP couldn't make it work so I uninstalled BusyBox (could that cause the issue?))
I already tried:
Engineering Mode: Displays "AT command is failed to send"
Terminal Emulator: Doesn't work
MAUI 3G: Flashing new IMEI changed nothing.
MTK Droid Tool - Changing IMEI did nothing.
SN Writer: Writing new IMEI changed nothing BUT when I choosed to read IMEI it successfully displayed both IMEI in the textbox. (So it looks like the IMEI actually is registered on the phone but phone doesn't seem to use it)
Manually writing MP0B_001 to NVRAM: Nothing changed.
I have used backup in CWM recovery to stock ROM, didn't work, then I did factory reset, didn't work, flashed back the stock recovery and installed update from Gigabyte site, didn't work. So basicly now my phone has stock rom, stock recovery, factory reseted and is rooted.
Thank you very much for any answers because I just fell hopeless about fixing my phone
Hi there,
I see you already posted new thread in the right place: [Q] IMEI null and SIM not recognized, nothing works
Please wait an answer there.
Thanks, thread closed.

[Completed] [solved] help me i bricked my s5

I flashed a custom rom runnıng on lollipop version 5 on my s5.Then due to SIM CARD reading failure and auto restarting buggs , I decided to go back to my stock kıtkat rom runnıng on 4.4.2 because I belıeve that I messed up something related to my nework signal. Maybe nandroid backup would fix it. I restored my old nandroid back up. It s completed successfully. But when ı reboot the phone, it bombarded me with ''apps has stopped'' errors and now ı cant see anythıng ın my phone. SOMEONE PLS HELP ME I BRICKED MY PHONE
edit: Alright I fixed the phone by doing factory settings and now it works fine.
Glad you got it working. I'll close this thread.

Lenovo A369i No Service Problem

Heya!
I'm using Lenovo A369i. I've flashed the phone a few times before but gotten myself into quite a trouble. I've accidentally plugged out the USB cable when I was flashing the phone the first time and I totally forgot to backup the IMEI number. So, it got a little bit messed up. It didn't turn on the first time. After few flashes in attempt to recover the damn phone, I finally got it on but it can't read my SIM card. It says "Invalid IMEI". I did try to fix it by replacing the MPB_001 thingy and by using the MTK Droid Tools (I didn't remember which one worked) but only managed to recover one IMEI number. Used the phone when it was recovered for about a week and did a format on the phone. After the format, I get the "Invalid IMEI" message again. Flashed the phone once again using the same stock ROM (v111) and afterwards I got a "No service" message instead of the "Invalid IMEI".
Any clue on fixing this one ? I need this ASAP. Tried to search around for answers but only managed to know that I need to change the radio IC but I dunno how to do that.
P.S: My phone stil; works just that it can't read my sim cards (dual-sim)
Currently on my ASUS Zenfone C

[XT1643] Moto g4 plus: Baseband changed, model name changed , no network , no fingerprint, LOST 1 sim & 1 imei 0

At first...
1. I ROOTED MY DEVICE EARLIER AND TRIED SOME THEMES IN MY MOTO G4 PLUS,
AFTER SOMETIME MY PHONE SOFT BRICKED HAS STARTED AND
TAKING TOO LONG OR STUCK IN BOOT LOGO OR BOOTLOADER UNLOCKED MESSAGE.
2. I THOUGHT TO RE-FLASH BUT MY DEVICE HAVNT FIXED, I WATCHED VIDEO TO HOW TO SOLVE BRICKED PHONE
THEY SHOWED TO BLANKFLASH FIRST BUT THE BLANKFLASH.BAT FILE SHOWING <WAITING FOR DEVICES>.
3. THEN I SAW A VIDEO WHICH SAYS TO FORMATE PHONE AND removes EVERYTHING VIA TWRP
FROM PHONE AND FLASH AGAIN SO WEHN I FLASH IT AGAIN I CAME TO KNOW THAT THE BASEBAND VERSION IS CHANGED FROM
"ATHENE_INDIA_DSDS_CUST" TO "DFLT_FSG" AND 1 SIM IMEI IS 0 AND ON AND 2ND SIM
IS OFF AND IMEI IS NOT SHOWING AND MY PHONE NAME IS CHANGED MOTO G4 PLUS TO MOTO G4.
I HAD TRIED SOME FILE SHARED IN XDA FORUM BUT IT DIDDNT WORKED FOR ME. PLEASE HELP ME TO FIX THIS ISSUE
4. I had a TWRP backup in which there is no fsg, persist, efs, backup, it only have boot and data backup,
and I restored and luckily that 2nd sim start appearing
but the problem is not fixed yet baseband is still "DFLT_FSG" and
both sim IMEI is still 0. [But I am happy that both sim is Showing].
But I have a new problem that my phone started rebooting in a loop.
PLEASE HELP ME @echo92 @rajatgupta1998 @checksamir @m.swastik @HeethJain21

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