SIM not working after erasing all data and flashing stock rom - Android Q&A, Help & Troubleshooting

Sorry to bother you, but I have a little problem and I need your help.
I have Lenovo Phab Plus,
Recently flashed stock rom by QcomDloader
But after that system was taking about 30gb of storage
I was supposed to factory reset but I accidentally erased all by the same flash tool above,
And now SIM not working
I think the solution is to mount modem partition from recovery but the stock recovery doesn't have that option , so I installed TWRP recovery and also rooted according to this link
https://forum.xda-developers.com/android/help/install-twrp-rooting-phab-plus-rooting-t3290347
But everytime I check to mount modem , TWRP returns to default after restarting.
TWRP at first said something about leaving system unmodified for official updates ,but actually I don't know how that could affect mounting.
Could you help me please to fix SIM problem
Thank you and sorry for the long message .

dr_hakam2 said:
Sorry to bother you, but I have a little problem and I need your help.
I have Lenovo Phab Plus,
Recently flashed stock rom by QcomDloader
But after that system was taking about 30gb of storage
I was supposed to factory reset but I accidentally erased all by the same flash tool above,
And now SIM not working
I think the solution is to mount modem partition from recovery but the stock recovery doesn't have that option , so I installed TWRP recovery and also rooted according to this link
https://forum.xda-developers.com/android/help/install-twrp-rooting-phab-plus-rooting-t3290347
But everytime I check to mount modem , TWRP returns to default after restarting.
TWRP at first said something about leaving system unmodified for official updates ,but actually I don't know how that could affect mounting.
Could you help me please to fix SIM problem
Thank you and sorry for the long message .
Click to expand...
Click to collapse
Yeah, I have the same problem. But the Wifi Network also not working!

Related

[Q] HELP!!! I think I bricked my phone

Could someone help me fix my phone? My phone is a Samsung Galaxy Exhibit II. I was just flashing a custom rom in my phone. What I did wrong was that instead of just erasing cache, data, etc.I erased the whole rom I had pre-installed. So I flashed the custom rom, but it would just boot loop. So I thought because I had erased the original rom, the root was disabled. So I tried to restore my phone with the stock rom, but it only erased cwm recovery and I cant access my phone other than the stock recovery mode. I cant even access the sd card with the stock recovery. I can only access the usb storage. Could someone please help me? Thanks.
er100 said:
Could someone help me fix my phone? My phone is a Samsung Galaxy Exhibit II. I was just flashing a custom rom in my phone. What I did wrong was that instead of just erasing cache, data, etc.I erased the whole rom I had pre-installed. So I flashed the custom rom, but it would just boot loop. So I thought because I had erased the original rom, the root was disabled. So I tried to restore my phone with the stock rom, but it only erased cwm recovery and I cant access my phone other than the stock recovery mode. I cant even access the sd card with the stock recovery. I can only access the usb storage. Could someone please help me? Thanks.
Click to expand...
Click to collapse
Sorry, I can't help
Hope someone see your question anyway
er100 said:
Could someone help me fix my phone? My phone is a Samsung Galaxy Exhibit II. I was just flashing a custom rom in my phone. What I did wrong was that instead of just erasing cache, data, etc.I erased the whole rom I had pre-installed. So I flashed the custom rom, but it would just boot loop. So I thought because I had erased the original rom, the root was disabled. So I tried to restore my phone with the stock rom, but it only erased cwm recovery and I cant access my phone other than the stock recovery mode. I cant even access the sd card with the stock recovery. I can only access the usb storage. Could someone please help me? Thanks.
Click to expand...
Click to collapse
flash your stock rom through odin
er100 said:
Could someone help me fix my phone? My phone is a Samsung Galaxy Exhibit II. I was just flashing a custom rom in my phone. What I did wrong was that instead of just erasing cache, data, etc.I erased the whole rom I had pre-installed. So I flashed the custom rom, but it would just boot loop. So I thought because I had erased the original rom, the root was disabled. So I tried to restore my phone with the stock rom, but it only erased cwm recovery and I cant access my phone other than the stock recovery mode. I cant even access the sd card with the stock recovery. I can only access the usb storage. Could someone please help me? Thanks.
Click to expand...
Click to collapse
UPDATE: Thanks everyone, I figured it out. I just used Odin to restore my phone through and it worked. Thanks everyone for your help.

[Q] S5830i failed to mount data

So my aunt come to me (she lives outside country) and she have samsung galaxy ace s5830i and it worked fine with stock rom and everything (she just use it for calls) and it just turn it off and when she try to turn it on it wont pass samsung boot screen. She buyed new phone and give me this one if I make it work its mine (its great because i dont have phone) so I cant get into download mode to reinstall system I can get to recovery (thru adb shell) but cant move from reboot system now and when I choose that option it says failed to mount /data and reboots. PLEASE HELP ME PLEASEE
PS:I want to repair it my self, I do know litle about android develop but I cant fix this
EDIT: I make it work
iissmmaarrr said:
So my aunt come to me (she lives outside country) and she have samsung galaxy ace s5830i and it worked fine with stock rom and everything (she just use it for calls) and it just turn it off and when she try to turn it on it wont pass samsung boot screen. She buyed new phone and give me this one if I make it work its mine (its great because i dont have phone) so I cant get into download mode to reinstall system I can get to recovery (thru adb shell) but cant move from reboot system now and when I choose that option it says failed to mount /data and reboots. PLEASE HELP ME PLEASEE
PS:I want to repair it my self, I do know litle about android develop but I cant fix this
EDIT: I make it work
Click to expand...
Click to collapse
How did you make it?
I also want to know it, because I have similar problem!
My friends gave me his phone, because it unfortunately didn't want to boot.
I tried to reflash it with stock firmware, upload goes OK, but then when it install the ROM, it says "failed to mount /data (invalid argument)".
I tried flashing also with .pit repartition and splitting the one ROM file into separated PDA/phone/modem...
I also wanted to try to flash custom recovery and then custom ROM, but it doesn't want to mount SD card also
EDIT: Solved! Look at this guide
After flashing open australia FW (including bootloader and pit re-partition) phone is working again!
Then just reflash with yours correct firmware
Benik3 said:
I also want to know it, because I have similar problem!
My friends gave me his phone, because it unfortunately didn't want to boot.
I tried to reflash it with stock firmware, upload goes OK, but then when it install the ROM, it says "failed to mount /data (invalid argument)".
I tried flashing also with .pit repartition and splitting the one ROM file into separated PDA/phone/modem...
I also wanted to try to flash custom recovery and then custom ROM, but it doesn't want to mount SD card also
EDIT: Solved! Look at this guide
After flashing open australia FW (including bootloader and pit re-partition) phone is working again!
Then just reflash with yours correct firmware
Click to expand...
Click to collapse
I also solved my thru usb jig but I also establish problem that I have. My volume rocks dont work I need to repair them

[HELP] no wifi, no recognised sim following a faileed TWRP restore

[HELP] failed TWRP restore,
now no wifi, no recognised sim,
have factory reset but as no recognised sim or wifi unable to activate then starts to boot loop .
if restore old data and system and EFS. still no wifi or recognised sim
history of problem:
i was on original miui that shipped with phone. had a failed update (OTA) yesterday and lost root. was trying to get root back. but was getting lots of errors so restored system then first restore failed.
not sure if it has deleted the modem partition which needs to be restored but not sure what that partiition is called in miui.
any ideas?
I think there was a problem restoring the 'firmware' partition that caused the problem.
Just flash firmware file and then restore... (Never restore firmware)
I would flash a MIUi ROM via fastboot to make sure that you have a "clean" installation.
Restoring wouldn't work.
Eventually downloaded a new ROM (globe ROM) and installed it
AbuYahya said:
Restoring wouldn't work.
Eventually downloaded a new ROM (globe ROM) and installed it
Click to expand...
Click to collapse
when u reflashed the globe rom did the wifi and sim card work already? i have similar issue
just download the modem files. flash the zip through twrp. everything will be back.
Yo, I've made an How To fix it.
LINK
Hi All,
I see a eye or ra symbol with loading fire on my phone after custom rom installation. could you some one help me what does this means and the phone not starting.
update--
This symbol is of crDroid operating system. Now the problem is i cannot goto TWRP and the system is not booting up.
There is some problem with crDroid operating system. Its been an hour the same eye or ra symbol loading and not booting up. How to stop this can anyone help me on this.
Thanks

Stuck in bootloop after trying to flash from international ROM to China ROM

I tried flashing the China ROM since the international one was having lots of problems using the simple local updates procedure since one user confirmed it worked perfectly, unfortunately it didn't work for me. It did seem to install but i'm stuck in the "Be Yourself" screen and the pictures screen as well. I can go in recovery mode but i didn't have TWRP installed. I think it wasn't a good idea since it went from Android Nougat (7.1.1) to Android Marshmallow (6.0.1)
I tried wiping all data in recovery mode but it keeps saying "wiping failed" even after i try to reboot it.
How do i fix this???
Nubia Z11
GouryellaIV said:
I tried flashing the China ROM since the international one was having lots of problems using the simple local updates procedure since one user confirmed it worked perfectly, unfortunately it didn't work for me. It did seem to install but i'm stuck in the "Be Yourself" screen and the pictures screen as well. I can go in recovery mode but i didn't have TWRP installed. I think it wasn't a good idea since it went from Android Nougat (7.1.1) to Android Marshmallow (6.0.1)
I tried wiping all data in recovery mode but it keeps saying "wiping failed" even after i try to reboot it.
How do i fix this???
Click to expand...
Click to collapse
Try flashing the 7.1.1 rom to go back.....
also mention the device you are having problem...
HemanthJabalpuri said:
Try flashing the 7.1.1 rom to go back.....
also mention the device you are having problem...
Click to expand...
Click to collapse
Is it possible to still flash the china marshmallow ROM after i go back to 7.1?
As the China roms of devices are banned Don the forum you will better off on the oem website.
Tried to change ROM on my Z11 to the Chinese version too .... and stuck in bootloop too
The only way to have a functionnal phone went to go back to the global rom (that hopefully I had on my computer), via Nubia recovery and OTG stick.
The error I got was that the phone was unable to mount /data and /sdcard, for unknown reason.
darktator_fr said:
Tried to change ROM on my Z11 to the Chinese version too .... and stuck in bootloop too
The only way to have a functionnal phone went to go back to the global rom (that hopefully I had on my computer), via Nubia recovery and OTG stick.
The error I got was that the phone was unable to mount /data and /sdcard, for unknown reason.
Click to expand...
Click to collapse
Since the stock roms are encrypted by default u'll have to try formatting first then u might flash the rom.
If u can unlock biotloader and flash twrp then it'll be even better for further modding.

i have preload partition error

my phone is galaxy s9+ korean, G965N.
i installed twrp but i got this error message("failed to mount '/preload' (invalid argument)") when i install something or format system or whatever i do.
i know there is no wipe option for preload partiton(this is main problem of this situation).
i searched solution and found two method
one is flashing cwm recovery -> there is no cwm tar file for my phone so failed.
two is flashing new original rom -> i don't know how can i do it. i know just odin flashing method. i can't do other method(adb or fastboot) because my computer can't recognize my phone with that two method.
is there anyone that know solution of this problem?
HiFuRit said:
my phone is galaxy s9+ korean, G965N.
i installed twrp but i got this error message("failed to mount '/preload' (invalid argument)") when i install something or format system or whatever i do.
i know there is no wipe option for preload partiton(this is main problem of this situation).
i searched solution and found two method
one is flashing cwm recovery -> there is no cwm tar file for my phone so failed.
two is flashing new original rom -> i don't know how can i do it. i know just odin flashing method. i can't do other method(adb or fastboot) because my computer can't recognize my phone with that two method.
is there anyone that know solution of this problem?
Click to expand...
Click to collapse
It's an unused partition. It's ok. And we all got it I believe. No worry's mate
i ignored that but i have another problem
TheMadScientist said:
It's an unused partition. It's ok. And we all got it I believe. No worry's mate
Click to expand...
Click to collapse
i ignored that but i have another problem.
now i have infinite booting issue after i installed twrp. also i posted this issue at github(my post's title is "i have infinite booting problem after installing twrp #1561")
i can't boot normally and i can't even see samsung logo but i can boot normally after flashing pure android 10 firmware using odin. after pure firmware install a problem happens when i install twrp and dm-verity that is flashed to boot partition(kernel partition).
my phone is SM-G965N(galaxy s9+ korea version).

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