Stock ROM for Samsung Galaxy S8+? - General Questions and Answers

After successfully flashing havoc os onto my s8+, I noticed that my verizon sim card had no service. I tried multiple solutions from different people on xda, but none of it worked so I wanted to see if the sim card would work with the stock ROM. I went on multiple websites in order to download the firmware to flash through ODIN, but I am not sure which one to download because they are categorized by countries. I live in the US currently (The sim card is also US-based), but the phone is from Korea (it was one of my relative's phone there) so I am not sure which firmware to download.
I would appreciate if you guys would help me on either the sim card problem or just the stock firmware issue.
Thanks.
Edit: The problem is solved. After putting my phone into recovery mode, I found the actual product name was SM-G955N, not SM-G955F.

Related

Failing to flash stock firmware.

As title says I am having trouble flashing original stock firmware onto my phone.
The model number is: SM-G920F.
I originally installed a rom which caused my phone to lose it's baseband. I then tried to flash a stock firmware and it didn't work. In ODIN it just fails instantly.
I noticed that in download mode it says that the "product name is: SM-G920P" however.
So I flashed the G920P instead which got it working back to normal.
The only problem is I don't live in the US. I live the UK. The firmware is rejecting my sim card.
I want to flash the G920F and am having some trouble. If anyone could help I would appreciate it if someone could talk me through this.
I have looked around the forums etc and I haven't seen a solution to my problem.
Thanks in advance.
You've got a CDMA version of the S6, as far as I know, no UK carrier uses CDMA, they use GSM, so you're out of luck if you want to get it to work in the UK.
teekeiwong said:
As title says I am having trouble flashing original stock firmware onto my phone.
The model number is: SM-G920F.
I originally installed a rom which caused my phone to lose it's baseband. I then tried to flash a stock firmware and it didn't work. In ODIN it just fails instantly.
I noticed that in download mode it says that the "product name is: SM-G920P" however.
So I flashed the G920P instead which got it working back to normal.
The only problem is I don't live in the US. I live the UK. The firmware is rejecting my sim card.
I want to flash the G920F and am having some trouble. If anyone could help I would appreciate it if someone could talk me through this.
I have looked around the forums etc and I haven't seen a solution to my problem.
Thanks in advance.
Click to expand...
Click to collapse
You can try using "Smart Switch". I wasn't able to flash ITV firmware over the BTU, it failed at hidden. I tryed with Smar Switch and it work.

Check failed

I got this e3 that i flashed 3 different stock roms, and i can't get sim card to work on any of them. With or without sim installed i get a failed check picture and i can't use sim, tho other things work just fine. I have tried a central european rom, a rom made for my counrty, but im not sure weather the sim card is from that operator the rom is made for.
I took the phone form a frined to try and fix it since it was stuck in boot loop, so i've handled that and i'm not sure how to fix this :crying:
The roms we apropriate for the model, d2203, used the both latest one and the one before.
Did you resolve this?
I found that if you run flashtool on pro mode it will allow flashing of simlock.
I don't know exactly what's that but I hope it (and google) helps you

AT&T Note 8 on T-Mobile

Upgraded to Note 9, want to pass my Note 8 on to a T-Mobile user. I want a complete T-Mobile experience, so all T-Mobile bloat and settings are needed (VoLTE, Hotspot, etc...) . Note 8 currently has latest CRID OTA from ATT. Looking for help in determining the correct way to proceed. I am having AT&T carrier unlock the device, so I would make this change after confirmed unlock. Also, once this is finished, will the device receive T-Mobile OTA updates?
I have read through https://forum.xda-developers.com/galaxy-note-8/how-to/guide-sm-n950u-u1-t3685884 but am confused. I see lots of mention of combination files, CSC changing, etc... that seem overkill for what i'm looking for.
Are these the steps I need to take?
1) Download latest Odin compatible TMB Firmware (which is what version?)
2) Download Odin on PC
3) Factory reset Note 8
4) Flash TMB firmware
5) Insert TMB SIM card
6) Success?
Yes just download this file
https://www.sammobile.com/firmwares/galaxy-note8/SM-N950U/TMB/download/N950USQU5CRIA/237765/
Flash everything with Odin and you will have a full 100% T-Mobile Note8 with all carrier features working
Sent from my SM-N950U1 using Tapatalk
Vish.N said:
Yes just download this file
https://www.sammobile.com/firmwares/galaxy-note8/SM-N950U/TMB/download/N950USQU5CRIA/237765/
Flash everything with Odin and you will have a full 100% T-Mobile Note8 with all carrier features working
Sent from my SM-N950U1 using Tapatalk
Click to expand...
Click to collapse
I saw here that simply flashing a different carrier firmware will not actually change carriers?? Is that correct?
https://forum.xda-developers.com/showpost.php?p=74087669&postcount=3
Someone in that thread said I would need to flash an unlocked U1 firmware and then the TMB firmware?
I am about to do this as well, switching from AT&T to T Mobile using my AT&T branded Note 8. I just wanted to confirm that it's as simple as downloading the latest Android Pie firmware for T Mobile and flash it to the AT&T branded phone? Any precaution like some other thread mentioned to flash the U1 (unlocked) firmware first then flash the T Mobile firmware?
Also, eventually, I will be giving this Note 8 to someone in China. At that point, is it better to flash the unlocked version of firmware or just leave the T Mobile firmware on it?
Thanks so much for your help.
Note: the phone is already unlocked.
I just wanted to let everyone know that I went and got T Mobile. After the new SIM card was inserted in my AT&T Note 8, after a reboot, it did something, a screen with a SIM car graphics and some moving dot. Then it rebooted itself again, and then T Mobile splash screen showed up. It even added the bloatware from T Mobile. So, Android 9 for Note 8 probably has both ROMs? I also checked the firmware version. It shows the latest T Mobile ROM.
I didn't have to do anything other than just inserting the new SIM card from T Mobile.
This is very interesting to me, and the store guy couldn't believe his eyes either.
de2000 said:
I just wanted to let everyone know that I went and got T Mobile. After the new SIM card was inserted in my AT&T Note 8, after a reboot, it did something, a screen with a SIM car graphics and some moving dot. Then it rebooted itself again, and then T Mobile splash screen showed up. It even added the bloatware from T Mobile. So, Android 9 for Note 8 probably has both ROMs? I also checked the firmware version. It shows the latest T Mobile ROM.
I didn't have to do anything other than just inserting the new SIM card from T Mobile.
This is very interesting to me, and the store guy couldn't believe his eyes either.
Click to expand...
Click to collapse
And i was wondering why my phone still showing at&t bloatware even after installing the Verizon firmware. ? Now i understand Cuz I'm using at&t sim. Good to know?
Another update!
I just got updated by T-Mobile to the latest firmware after converting over as previously stated. I have to say that the update page on the phone for the T-Mobile firmware is MUCH nicer and informative than the ATT version. It tells you how much time left, the version numbers, and even a "what's new" section...
After this update, my phone is actually better at battery usage.

Samsung Galaxy S10 (SM-G973F) doesn't register to network

I recently bought a used Samsung Galaxy S10 (SM-G973F).
At first glance the phone was in excelent shape. The SIM Card was connecting to the mobile network, and calls, internet connection, etc was OK.
But then, I found out that the phone had been rooted. Probably, by the seller. In pannic, I rushed to unroot flashing the stock Rom.
Here what I did:
1- Forgot to check my precisly CSC code and assumed ZTA (cause I'm from Brazil, and the phone is from carrier "Claro")
2- Downloaded the stock rom using Frija
3- Using Odin 3.14.1 flashed the device.
The previous rooted system was on Android 10 and One UI 2.5. With this new rom went to Android 11 and One UI 3.0.
The problem:
The phone recognizes the SIM Card. But it simply doesn't connect to the network. When I try to make a call it says: " not registered on network"
The phone DO recgonizes the SIM Card. On the SIM Card Manager shows my carrier name (Vivo) and my phone number. Also, the SIM app is showing on the app list.
Things I tried:
Rebooting the phone
Changin the SIM Slot
Testing the SIM on another device to ensure it was working
Checked if the IMEI wasn't missing/undefined. It is not, the IMEI appears to be untouched
Checked if the IMEI had been blacklisted. It's not.
Flashed SEVERAL different stock ROMS with different CSC (ZTO, ZTA, ZVV)
Try to manually select the network. This also throws an error saying "error while searching for network"
I'm really desperate and don't know what to do anymore.
No one have a clue either? :C
Look inside here:
How to Fix 'Not Registered on Network' on Android
Here is how to fix 'Not Registered On Network' error on Android. Mostly error occurs on Samsung phones, but this solution works for all android phones.
www.android-recovery.net
Wow,
This is exactly like my S10 right now.
At first, all is good, the signal was great, all working well, except cant connect to samsung pass and samsung health because it was root.
then i brought to sellular shop service, to flash the phone.
Then, “not registered to network” happened. The signal ok, the phone able to read dual simcard, but “emergency call only” and if i try to search network manually, “error while searching for network”
And the sellular shop service have no idea how to fix after they reflashed and try to fix it for several days.
Have you found any solution to fix your pho?
pls advice…
itupini said:
I recently bought a used Samsung Galaxy S10 (SM-G973F).
At first glance the phone was in excelent shape. The SIM Card was connecting to the mobile network, and calls, internet connection, etc was OK.
But then, I found out that the phone had been rooted. Probably, by the seller. In pannic, I rushed to unroot flashing the stock Rom.
Here what I did:
1- Forgot to check my precisly CSC code and assumed ZTA (cause I'm from Brazil, and the phone is from carrier "Claro")
2- Downloaded the stock rom using Frija
3- Using Odin 3.14.1 flashed the device.
The previous rooted system was on Android 10 and One UI 2.5. With this new rom went to Android 11 and One UI 3.0.
The problem:
The phone recognizes the SIM Card. But it simply doesn't connect to the network. When I try to make a call it says: " not registered on network"
The phone DO recgonizes the SIM Card. On the SIM Card Manager shows my carrier name (Vivo) and my phone number. Also, the SIM app is showing on the app list.
Things I tried:
Rebooting the phone
Changin the SIM Slot
Testing the SIM on another device to ensure it was working
Checked if the IMEI wasn't missing/undefined. It is not, the IMEI appears to be untouched
Checked if the IMEI had been blacklisted. It's not.
Flashed SEVERAL different stock ROMS with different CSC (ZTO, ZTA, ZVV)
Try to manually select the network. This also throws an error saying "error while searching for network"
I'm really desperate and don't know what to do anymore.
Click to expand...
Click to collapse
So, were you able to find a solution for this problem? I also bought a Note 9 N960F/DS recently and found out it was actually a N960N model that was changed to N960F/DS. So I did exactly what you did, I flashed the original stock rom, N960N, but now phone will not connect to network. I also did hard reset, reflash other stock roms, nothing changed. Anybody with insight should please give us some pointers.

S8+ sim card detected but not working after flashing custom ROM.

Hi ,
I recently flashed my Galaxy S8+ with Hades ROM which is a ONE UI based ROM .
Everything works fine but sim card is not getting any signal or just shows " not registered on network" sometimes.
But it do work sometimes when connected to WiFi n when WiFi calling is enabled , but I can't use my mobile data or calls from my carrier network.
THE PHONE BASICALLY HAS FEW ISSUES BEFORE FLASHING NEW ROM .
1 ) It was bought from UAE and it was already rooted when I got it .
2) Attempt to flash stock ROM failed everytime cz the SIM card was not detected even when it was in stock ROM itself.
3) so many try with different versions of Odin and different versions of Stock firmware , it did not work .
Please give me some fix .
(NOTE) : SIM card is working very fine but the issue is with the phone itself.
What is so "secret" about this topic, that no one of the experts likes to talk abaout it and help us out? So many have this problem. Even though for those like me who have a stock backup auf EFS and Baseband. If somebody would be so kind to send a pn with further hints would be very kindful. Thanks a lot folks.
I had the same problem after flashing the stock ROM, but i just can't find help with this problem.
I gave up and bought a new phone.

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