S6 Purchase - Galaxy S6 Q&A, Help & Troubleshooting

So I bought a 2nd hand S6. The price was good, not great, but good and the phone functions very well with no issues. I probably didn't look at it as closely as I should have, but live and learn. Anyhow, the phone is still on 5.1.1, so I went to flash it in Odin to 6.0.1 - nothing worked. The model says it's an SM-g920f, however, when I go into download mode it's listed as an SM-g920p. Also, the bootloader etc are all 920p. I didn't think twice about it being the f model as I am an American, but I live in the philippines. It is very common to see the international versions of phones here. I know that the p model is common in the US as a sprint phone, and I should have keyed on the fact that when I opened the browser, it took me to the sprint webpage right away. The device is of course rooted. I cannot upgrade it using smart switch. Of course when I initially tried to flash it in odin with a 920f rom, it failed miserably. So, I am wondering if I flash it back to a stock 920p, will it cause me issues?

jaymac99 said:
So I bought a 2nd hand S6. The price was good, not great, but good and the phone functions very well with no issues. I probably didn't look at it as closely as I should have, but live and learn. Anyhow, the phone is still on 5.1.1, so I went to flash it in Odin to 6.0.1 - nothing worked. The model says it's an SM-g920f, however, when I go into download mode it's listed as an SM-g920p. Also, the bootloader etc are all 920p. I didn't think twice about it being the f model as I am an American, but I live in the philippines. It is very common to see the international versions of phones here. I know that the p model is common in the US as a sprint phone, and I should have keyed on the fact that when I opened the browser, it took me to the sprint webpage right away. The device is of course rooted. I cannot upgrade it using smart switch. Of course when I initially tried to flash it in odin with a 920f rom, it failed miserably. So, I am wondering if I flash it back to a stock 920p, will it cause me issues?
Click to expand...
Click to collapse
Anyone?

Related

Screwed up my SM-G930VL, please help!!

Hi,
I bought a SM-G930VL (tracphone branded, but verizon compatible) galaxy s7 for a pretty good price, however the advanced and wifi calling were not options (even though verizon told me they were before I purchased). I decided I would try to flash the VZW firmware from sammobile through odin, but it did not work. It originally gave me the ext4 error, but then flashing the csc fixed that. I then flashed the AP file, but it finished very quickly (about 3.5 min) and now will only boot into recovery when powered up.
Is there anything I can do to save my phone, or have I permanently screwed it up?
Thanks
holy sh*t got it working. Flashed the BL, AP, CP, and CSC files and it booted to welcome screen!!
Thanks all (and hopefully this helps anyone in the future who runs into this predicament)
It is currently checking wifi connection so hopefully all is well!
Edit: Is there a way to edit the title? That way this could be maybe help the next person rather than getting ignored.
whatnow275 said:
holy sh*t got it working. Flashed the BL, AP, CP, and CSC files and it booted to welcome screen!!
Thanks all (and hopefully this helps anyone in the future who runs into this predicament)
It is currently checking wifi connection so hopefully all is well!
Edit: Is there a way to edit the title? That way this could be maybe help the next person rather than getting ignored.
Click to expand...
Click to collapse
Hi, want to ask a few questions. were you able to fully flash the Verizon firmware to this model with no issues? The phone is also supposed to be factory unlocked per my connections with reps.
Did the phone fully change to a SM-G930V, showing in settings and in Odin mode?
Yes I was able to fully flash Verizon and I have working wifi calling and advanced calling. In settings it shows up as V not VL as well. As far as I understand it is the exact same hardware just different software running on it
Sent from my iPhone using Tapatalk
whatnow275 said:
Yes I was able to fully flash Verizon and I have working wifi calling and advanced calling. In settings it shows up as V not VL as well. As far as I understand it is the exact same hardware just different software running on it
Sent from my iPhone using Tapatalk
Click to expand...
Click to collapse
Great, i flashed one yesterday for a friend via teamviewer and even changed the model as SM-G930V in odin mode. So I guess due to this the phone has now a locked bootloader and ended up being converted to a full Verizon galaxy S7. Only thing it did not take his Metro PCS sim card. Unsure it would take any other carrier sim cards.
aromerblz said:
Great, i flashed one yesterday for a friend via teamviewer and even changed the model as SM-G930V in odin mode. So I guess due to this the phone has now a locked bootloader and ended up being converted to a full Verizon galaxy S7. Only thing it did not take his Metro PCS sim card. Unsure it would take any other carrier sim cards.
Click to expand...
Click to collapse
Was the boot loader originally unlockable? I was under the impression that all SD versions were locked down right. That's great that you got it to work also!
Sent from my iPhone using Tapatalk
whatnow275 said:
Was the boot loader originally unlockable? I was under the impression that all SD versions were locked down right. That's great that you got it to work also!
Sent from my iPhone using Tapatalk
Click to expand...
Click to collapse
It seems it was as it allowed me to flash the verizon bootloader and full firmware. Normally tracfones only allow to flash part of a firmware and rejects all bootloader partitions.
Is bootloader locked after flash g930v firmware. Or can I flash back to straight talk?
Cherb1990 said:
Is bootloader locked after flash g930v firmware. Or can I flash back to straight talk?
Click to expand...
Click to collapse
haven't tried flashing back as have no reason for that. To top it off the firmware has not been released yet.
aromerblz said:
haven't tried flashing back as have no reason for that. To top it off the firmware has not been released yet.
Click to expand...
Click to collapse
I'm currently on Verizon switching to T-Mobile this week. Is it possible to flash to G930T? I flashed g930VL to G930V. But wasnt sure if I could. If of the phone would be compatible with T-Mobile
Cherb1990 said:
I'm currently on Verizon switching to T-Mobile this week. Is it possible to flash to G930T? I flashed g930VL to G930V. But wasnt sure if I could. If of the phone would be compatible with T-Mobile
Click to expand...
Click to collapse
There were reports of someone flashing the phone to an SM-G930U (Unlocked US S7). So apparently they are interflashable. I however have not gone to that extent as am yet to get my one to thinker with. I flashed previously to a SM-G930V via teamviewer for a friend. You can search the threads and verify.
Read here:
http://forum.xda-developers.com/tmo...0t1-metro-pcs-flashed-g930t-firmware-t3358941
aromerblz said:
Great, i flashed one yesterday for a friend via teamviewer and even changed the model as SM-G930V in odin mode. So I guess due to this the phone has now a locked bootloader and ended up being converted to a full Verizon galaxy S7. Only thing it did not take his Metro PCS sim card. Unsure it would take any other carrier sim cards.
Click to expand...
Click to collapse
You probably figured it by now, but MetroPCS is the only retarded carrier that locks SIM to IMEI. So if you want to use MetroPCS on any other phone than the one you currently have it on, you need to call customer service and give them your new phone's IMEI. Then your new phone will start working. If you want to switch back to your old MetroPCS phone you need to call them again and give them that IMEI, which is retarded. I don't know why they do that but it's really annoying if you frequently switch phones.
I have a 935V (S7 Edge Verizon) and now have 935U ROM on it using Tracfone. Initially I have Tracfone's Verizon service but I wanted the freedom to easily move from one phone to another so I converted it to a Tracfone-GSM(ATT) and been using it in my Verizon S7 Edge (with 935U ROM) and iPhone SE without any problem.
whatnow275 said:
Hi,
I bought a SM-G930VL (tracphone branded, but verizon compatible) galaxy s7 for a pretty good price, however the advanced and wifi calling were not options (even though verizon told me they were before I purchased). I decided I would try to flash the VZW firmware from sammobile through odin, but it did not work. It originally gave me the ext4 error, but then flashing the csc fixed that. I then flashed the AP file, but it finished very quickly (about 3.5 min) and now will only boot into recovery when powered up.
Is there anything I can do to save my phone, or have I permanently screwed it up?
Thanks
Click to expand...
Click to collapse
Could you add links to everything you used? I have the same model using straight talk and I want to be able to have a backup firmware to flash in case I ever mess up my phone (which seems to be a trend). And have you had any issues at all? Like, does everything work okay?
whatnow275 said:
Hi,
I bought a SM-G930VL (tracphone branded, but verizon compatible) galaxy s7 for a pretty good price, however the advanced and wifi calling were not options (even though verizon told me they were before I purchased). I decided I would try to flash the VZW firmware from sammobile through odin, but it did not work. It originally gave me the ext4 error, but then flashing the csc fixed that. I then flashed the AP file, but it finished very quickly (about 3.5 min) and now will only boot into recovery when powered up.
Is there anything I can do to save my phone, or have I permanently screwed it up?
Thanks
Click to expand...
Click to collapse
I too would like to know if you could please provide links. Im rather new to this, the only other phone ive ever flashed rooted and put custom rom on was a Evo. But alls im looking to do is get my s7 rooted and it would be nice to have it flashed to Verizon first seeing as there root guide is for verison phone and firmware.
Dano5674 said:
I too would like to know if you could please provide links. Im rather new to this, the only other phone ive ever flashed rooted and put custom rom on was a Evo. But alls im looking to do is get my s7 rooted and it would be nice to have it flashed to Verizon first seeing as there root guide is for verison phone and firmware.
Click to expand...
Click to collapse
It's been a very long time but I'll try to remember lol. Been in iPhone land for about a year (now I'm back with the good guys tho )
Help lol
whatnow275 said:
It's been a very long time but I'll try to remember lol. Been in iPhone land for about a year (now I'm back with the good guys tho )
Click to expand...
Click to collapse
I bricked my SM-930VL too and it's not letting me flash anything back to stock. No clue what to do

Possible to convert flash SM-G930U firmware on a SM-930P?

Hey guys!
Yesterday I got a Sprint carried S7 SM-930P as a gift. The only problem is that although it works flawlessly on my sim cards (I'm not in the US), I found out that the 930P won't get the 7.0 update. Is it possible to flash the G930U firmware without messing my phone up?
theevilpotato said:
Hey guys!
Yesterday I got a Sprint carried S7 SM-930P as a gift. The only problem is that although it works flawlessly on my sim cards (I'm not in the US), I found out that the 930P won't get the 7.0 update. Is it possible to flash the G930U firmware without messing my phone up?
Click to expand...
Click to collapse
I wouldn't do it unless your absolutely sure, I wouldn't be so sure if it's for a different model number. If they were able to have the same firmware flashed Samsung would just release it, they obviously didn't because it requires extra effort, pointing towards the conclusion that the firmware is not flashable on 930P
dylanneve1 said:
I wouldn't do it unless your absolutely sure, I wouldn't be so sure if it's for a different model number. If they were able to have the same firmware flashed Samsung would just release it, they obviously didn't because it requires extra effort, pointing towards the conclusion that the firmware is not flashable on 930P
Click to expand...
Click to collapse
You can flash it, i have done it myself. There are many guides over here that tell you how. All S7s in the USA are the same exact thing hardware wise, only the software (firmware) is different. Am currently running SM-G930U firmware on an SM-G930VL S7. @op the sprint s7 (SM-G930P) already has android 7 as of last 3 weeks
SM-G930P
micallan_17 said:
You can flash it, i have done it myself. There are many guides over here that tell you how. All S7s in the USA are the same exact thing hardware wise, only the software (firmware) is different. Am currently running SM-G930U firmware on an SM-G930VL S7. @op the sprint s7 (SM-G930P) already has android 7 as of last 3 weeks
Click to expand...
Click to collapse
Hi Guys. I just wanted to make sure i can do this to. Since i have the sprint version which I've already unlock. I don't mind the few bloatwares. But my issue is i can only hotspot to one device with my S7
If i flash a 930U firmware. Do you think it will solve my issue ?thanks in advance.. yeah btw since I'm not in the usa, So im not using sprint. I can't change that hotspot plan. If i want to make more devices connect..
Barniedjfuze said:
Hi Guys. I just wanted to make sure i can do this to. Since i have the sprint version which I've already unlock. I don't mind the few bloatwares. But my issue is i can only hotspot to one device with my S7
If i flash a 930U firmware. Do you think it will solve my issue ?thanks in advance.. yeah btw since I'm not in the usa, So im not using sprint. I can't change that hotspot plan. If i want to make more devices connect..
Click to expand...
Click to collapse
Yes it will, i am in belize with the U firmware and hotspot works great.
i was not able to to flash u firmware of s7 in sprint model g930p can any one help?
i use odin, u firmware of os 7 ,from sammobile,,, using odin i flash it ,, can any one help
pls help
SM-G930P converted to SM-G930U
Hey guys. I was able to flash the sm-g930u firmware downloaded from sammobile... the problem I have now.. I have a blank csc. No product code.. and on software updates it fails to register my device. Also in settings . I have some weird options. Which some of them are repeated. I will upload screenshots.. Also there's a system UPDATE option and also software option. Which one of them fails to register and the other only works with Wi-Fi. Should I revert back to my stock sprint firmware. If so do I need to wait for a firmware with same build date or newer. Because on sammobile haven't uploaded a firmware with a build date on par with the current install. Then I would have to wait right. ? If using a older firmware it will brick or do something to my phone ?​
Barniedjfuze said:
Hey guys. I was able to flash the sm-g930u firmware downloaded from sammobile... the problem I have now.. I have a blank csc. No product code.. and on software updates it fails to register my device. Also in settings . I have some weird options. Which some of them are repeated. I will upload screenshots.. Also there's a system UPDATE option and also software option. Which one of them fails to register and the other only works with Wi-Fi. Should I revert back to my stock sprint firmware. If so do I need to wait for a firmware with same build date or newer. Because on sammobile haven't uploaded a firmware with a build date on par with the current install. Then I would have to wait right. ? If using a older firmware it will brick or do something to my phone ?​
Click to expand...
Click to collapse
Did you flash all file in the SM-G930U folder (AP,BL,CSC,CP)? Because i did it with T-mobile,Verzion an it work fine
Thanks for the reply. Already solve.. what happen i flash home_csc. So ir was like that. But then i made a back up.. and flash again using the csc file. And all work perfect. At first phone was with the SPT csc.. then after i restored phone and pop in my sim it did something.. and now I'm with XAA csc. Works perfect. And could receive updates (phone registered). Just waiting for the july security patch update. Btw phone works better in every way.. battery even last longer..
Barniedjfuze said:
Thanks for the reply. Already solve.. what happen i flash home_csc. So ir was like that. But then i made a back up.. and flash again using the csc file. And all work perfect. At first phone was with the SPT csc.. then after i restored phone and pop in my sim it did something.. and now I'm with XAA csc. Works perfect. And could receive updates (phone registered). Just waiting for the july security patch update. Btw phone works better in every way.. battery even last longer..
Click to expand...
Click to collapse
Hey buddy.
i need some help here with that Home_CSC.
i'm from morocco and my phone is also unlocked to use my service provider SIM card ( maroc telecom) but I'm stuck at marshmallow 6.0.1
and I need to flash the U firmware to get rid of bloats and get OTAs but i don't want to screw something.
please can you make it clear what CSC to flash with ? and how so ? I mean like Screenshots.
and forgive my Noobie questions.
CSC flashing
ZaKaRia OuH said:
Hey buddy.
i need some help here with that Home_CSC.
i'm from morocco and my phone is also unlocked to use my service provider SIM card ( maroc telecom) but I'm stuck at marshmallow 6.0.1
and I need to flash the U firmware to get rid of bloats and get OTAs but i don't want to screw something.
please can you make it clear what CSC to flash with ? and how so ? I mean like Screenshots.
and forgive my Noobie questions.
Click to expand...
Click to collapse
Hey Buddy. I would recommend doing a full back up on your phone., using Smart Switch app
It saves all your numbers, message, etc..
Then proceed to flash the latest firmware for the Region or Provider. Using (CSC) not (home_csc) which means flashing the csc will wipe your phone data. Phone will be like new again. Proceed tru set up. Loggin in gmail. Proceed to update smart switch app if not found in apps. Then restore from the back up file. And good to go.
micallan_17 said:
You can flash it, i have done it myself. There are many guides over here that tell you how. All S7s in the USA are the same exact thing hardware wise, only the software (firmware) is different. Am currently running SM-G930U firmware on an SM-G930VL S7. @op the sprint s7 (SM-G930P) already has android 7 as of last 3 weeks
Click to expand...
Click to collapse
actually all S7 are not the same hardware fyi. The Sm-g930p has chipsets snapdragon and uses cpu procesaor quad core but the sm-g930F has the chipset Exynos8 cpu is octa-CORE the chipsets vary from these two. Flashing firmware for one chipset to the other may cause major problems bot to mention bootloops.. but I looked up sm-g930U and it uses the same processor as the P model.snapdragon
highhacker said:
actually all S7 are not the same hardware fyi. The Sm-g930p has chipsets snapdragon and uses cpu procesaor quad core but the sm-g930F has the chipset Exynos8 cpu is octa-CORE the chipsets vary from these two. Flashing firmware for one chipset to the other may cause major problems bot to mention bootloops.. but I looked up sm-g930U and it uses the same processor as the P model.snapdragon
Click to expand...
Click to collapse
He said all S7's in the USA are the same, which is correct. Exynos/930F isn't sold in the US, only way to get one is to grey import.
You can flash any USA model's firmware onto any other USA model because they're all the same hardware.
anyone running the 930p with current update how did you get around the binary 6 lock all the 930U firmware versions I can find are binary 4 I think t-mobile is 5. Anyone got links to a firmware we can push to sprint variants that are binary 6.
killerherts said:
anyone running the 930p with current update how did you get around the binary 6 lock all the 930U firmware versions I can find are binary 4 I think t-mobile is 5. Anyone got links to a firmware we can push to sprint variants that are binary 6.
Click to expand...
Click to collapse
You can't get around it. It is currently impossible to "downgrade" the bootloader binary version. All US carrier variants are version 4, except Sprint that is 6. You are stuck.
The only way it would ever be possible is if (a) one of the carriers, in a future software update, increases their bootloader version to 6, or (b) if someone figures out how to unlock the bootloader for the Snapdragon models.
Neither of those options is likely to happen, ever. You might get lucky and hope the G930U unlocked version has a higher number (it hasn't been released for Oreo yet), but I wouldn't bet on it.
quasihellfish said:
You can't get around it. It is currently impossible to "downgrade" the bootloader binary version. All US carrier variants are version 4, except Sprint that is 6. You are stuck.
The only way it would ever be possible is if (a) one of the carriers, in a future software update, increases their bootloader version to 6, or (b) if someone figures out how to unlock the bootloader for the Snapdragon models.
Neither of those options is likely to happen, ever. You might get lucky and hope the G930U unlocked version has a higher number (it hasn't been released for Oreo yet), but I wouldn't bet on it.
Click to expand...
Click to collapse
Well this is all very sad all this bootloader nonsense has me thinking Im done with samsung. I need to look for any phones where this nonsense isn't happening.
Removed
killerherts said:
Well this is all very sad all this bootloader nonsense has me thinking Im done with samsung. I need to look for any phones where this nonsense isn't happening.
Click to expand...
Click to collapse
Blame Sprint; there is really no reason for them to do what they did except keep users from switching their phone to another carrier. This isn't a Samsung thing. I don't believe you would be able to do this with any other Android phone, either (i.e. go backwards in bootloader versions).

What phone do I have?

Recently purchased a S7. Upon booting the phone a blue screen appeared and advised it was applying updates. Note this phone was bought as "Brand New, never used"
The box says SM-G9300. Used Sam info from play store and it advises the model is SM-G930F & Using the Qualcomm chip on android 6.01. To also note the phone had a factory reset on the 23rd April. Same day the phone was shipped to me
I go into Kies and try to update to android 7, advises serial is wrong. I tried the serial on the box/phone/sam info but could not get it working
After connecting the phone via USB a Verizon installation came up for SM-G930V. Tried up dating the phone via the Verizon app and it advised it could not update.
Does all of this seem strange? I do not understand why I see G9300 on the box, yet the phone appears to show SM-G930F & SM-G930V
What model numbes is back of your phone?
Sent from my SM-G930F using XDA-Developers Legacy app
wiggleme said:
Recently purchased a S7. Upon booting the phone a blue screen appeared and advised it was applying updates. Note this phone was bought as "Brand New, never used"
The box says SM-G9300. Used Sam info from play store and it advises the model is SM-G930F & Using the Qualcomm chip on android 6.01. To also note the phone had a factory reset on the 23rd April. Same day the phone was shipped to me
I go into Kies and try to update to android 7, advises serial is wrong. I tried the serial on the box/phone/sam info but could not get it working
After connecting the phone via USB a Verizon installation came up for SM-G930V. Tried up dating the phone via the Verizon app and it advised it could not update.
Does all of this seem strange? I do not understand why I see G9300 on the box, yet the phone appears to show SM-G930F & SM-G930V
Click to expand...
Click to collapse
Boot into download mode (Volume down & home & power)
Whatever it says in there is the true model number, forget the rest as they can be faked
Back of the phone says SM-G930F
Download mode shows SM-G930V
?
wiggleme said:
Back of the phone says SM-G930F
Download mode shows SM-G930V
?
Click to expand...
Click to collapse
As I said, only trust download mode, your phone is SM-G930V
Same thing has been happening since at least the S5, they fake model numbers on boxes, on the back of the phone, and even fake the firmware to sell locked bootloader US models as unlocked international models because they are more popular and likely get more £ for them
Another clue would be your INFO app shows Qualcomm as the Chip manufacturer, Qualcomm make the Snapdragon found in the US locked models
If it was a G930F it would have a Samsung Exynos chip in it
Thank you for the info. that makes sense. Unfortunately I had purchased two of these. So looks like paypal dispute if they refuse to provide refunds.
wiggleme said:
Thank you for the info. that makes sense. Unfortunately I had purchased two of these. So looks like paypal dispute if they refuse to provide refunds.
Click to expand...
Click to collapse
Good luck
g930v loaded with g9300 firmware
Hello,
I am kind of in the same situation as wiggleme here. The two differences are that on the back of my phone the model is g930p and that the phone is loaded with a chinese g9300 firmware. In download mode I also get g930v
Is there any way that I can get rid of the nasty chinese g9300 firmware and get google apps. I'm guessing it's not as simple as just flashing the g930u firmware?
Damn, I should of known better and avoided that dodgy looking chinese seller...
Hope someone can help me out on this one haha
gwizzz said:
Hello,
I am kind of in the same situation as wiggleme here. The two differences are that on the back of my phone the model is g930p and that the phone is loaded with a chinese g9300 firmware. In download mode I also get g930v
Is there any way that I can get rid of the nasty chinese g9300 firmware and get google apps. I'm guessing it's not as simple as just flashing the g930u firmware?
Damn, I should of known better and avoided that dodgy looking chinese seller...
Hope someone can help me out on this one haha
Click to expand...
Click to collapse
Flash the G930V firmware? That's what model S7 you have
*Detection* said:
Flash the G930V firmware? That's what model S7 you have
Click to expand...
Click to collapse
Yeah, I guess that makes sense. I'll maybe give it a try and let you know.
And I'm just curious, do you know how they manage to get a back cover different to the actual phone? Could it mean the phone is no longer watertight?
Thanks for your support!
gwizzz said:
Yeah, I guess that makes sense. I'll maybe give it a try and let you know.
And I'm just curious, do you know how they manage to get a back cover different to the actual phone? Could it mean the phone is no longer watertight?
Thanks for your support!
Click to expand...
Click to collapse
Who knows with these dodgy sellers, maybe they have a method of wiping off the original IMEI and printing on another or like you say, possibly they switch the back over / motherboards

Updating problematic device from Android 6 to 8

Hello,
I bought an S7 from eBay, it was marked as a "new" and "UK" phone. I factory reset the device on receipt and apparently worked fine to start with. However, there have been a few problems (poor signal, battery life, echoes in video calls) and I noticed the device was still on Android 6, so wondered if an update to Android 8 might help (?).
There is no menu option available to update Android so I started looking into flashing firmware. On further digging, the device seemed an official SM-G930F but "United Arab Emirates" appears in the "About Phone" section.
I downloaded some stock firmware (Android 8, UK Vodafone which is the network I expect to run it on) and tried flashing with Odin 3.13 and it failed with error "unsupport dev_type" on the phone screen. Any suggestions?
I also noticed that in "Download mode" the phone said it was a "SM-G930V". I wondered if this was why the flash had failed. For the SM-G930V I only seem to be able to get USA/Verizon stock firmware. Might this work or would I have trouble using this in the UK?
Any help would be much appreciated. I'm a newbie in this area so apologies if any of these questions are answered elsewhere.
Many thanks,
Edwin
ecc25 said:
Hello,
I bought an S7 from eBay, it was marked as a "new" and "UK" phone. I factory reset the device on receipt and apparently worked fine to start with. However, there have been a few problems (poor signal, battery life, echoes in video calls) and I noticed the device was still on Android 6, so wondered if an update to Android 8 might help (?).
There is no menu option available to update Android so I started looking into flashing firmware. On further digging, the device seemed an official SM-G930F but "United Arab Emirates" appears in the "About Phone" section.
I downloaded some stock firmware (Android 8, UK Vodafone which is the network I expect to run it on) and tried flashing with Odin 3.13 and it failed with error "unsupport dev_type" on the phone screen. Any suggestions?
I also noticed that in "Download mode" the phone said it was a "SM-G930V". I wondered if this was why the flash had failed. For the SM-G930V I only seem to be able to get USA/Verizon stock firmware. Might this work or would I have trouble using this in the UK?
Any help would be much appreciated. I'm a newbie in this area so apologies if any of these questions are answered elsewhere.
Many thanks,
Edwin
Click to expand...
Click to collapse
Go to the play store and install Sam phone info, then look at what chipset it lists, you don't want it to be Qualcomm Snapdragon, Eyxnos is what you want to see.
G930V is US Verizon firmware
Report back please.
cooltt said:
Go to the play store and install Sam phone info, then look at what chipset it lists, you don't want it to be Qualcomm Snapdragon, Eyxnos is what you want to see.
G930V is US Verizon firmware
Report back please.
Click to expand...
Click to collapse
Thanks for your reply! The "hardware/board" is "qcom/msm8996". Where does that leave me?
I noticed that the Bootloader & Baseband Versions begin G930VVRU but the PDA and CSC versions begin G930FXXU. Not sure if that means anything.
Thank you!
ecc25 said:
Thanks for your reply! The "hardware/board" is "qcom/msm8996". Where does that leave me?
I noticed that the Bootloader & Baseband Versions begin G930VVRU but the PDA and CSC versions begin G930FXXU. Not sure if that means anything.
Thank you!
Click to expand...
Click to collapse
Well the person who sold it to you is a liar for starters, it's not a "brand new UK device", it's a US S7 (G930V) Originally bought for the Verizon Network in the states. They are difficult to do anything with as the Qualcomm boot loader is locked down.
So your first option is to update the firmware to the latest Verizon Oreo, probably not worth it since that firmware is designed to work on a couple of frequencies only.
Next option is to flash unbranded US firmware with a modified version of Odin that ignores mismatch devices etc and just installs the firmware. You will need to use this version of Odin from this thread >>> here Odin 13 PatchD.zip is the one you want.
Unzip, run Odin, place phone into download mode flash firmware. You will need to download G930U from Sammobile or undato.com The 3 letter code should either be USC or XAA.
Any questions please ask.
Also before flashing please remove you google account off the phone.
cooltt said:
Well the person who sold it to you is a liar for starters, it's not a "brand new UK device", it's a US S7 (G930V) Originally bought for the Verizon Network in the states. They are difficult to do anything with as the Qualcomm boot loader is locked down.
So your first option is to update the firmware to the latest Verizon Oreo, probably not worth it since that firmware is designed to work on a couple of frequencies only.
Next option is to flash unbranded US firmware with a modified version of Odin that ignores mismatch devices etc and just installs the firmware. You will need to use this version of Odin from this thread >>> here Odin 13 PatchD.zip is the one you want.
Unzip, run Odin, place phone into download mode flash firmware. You will need to download G930U from Sammobile or undato.com The 3 letter code should either be USC or XAA.
Any questions please ask.
Also before flashing please remove you google account off the phone.
Click to expand...
Click to collapse
Thank you for these detailed instructions -- much appreciated!
Presumably using this version of Odin carries a high risk of bricking the phone if I get anything wrong?
Out of interest, what's the reason for removing the Google account?
Cheers,
Edwin
ecc25 said:
Thank you for these detailed instructions -- much appreciated!
Presumably using this version of Odin carries a high risk of bricking the phone if I get anything wrong?
Out of interest, what's the reason for removing the Google account?
Cheers,
Edwin
Click to expand...
Click to collapse
Because it's a further complication with FRP lock you just don't need after flashing. Just add the google account after flashing and your good to go.
With regards to flashing yes there's always a risk that something can go wrong, that's why you take your time and follow the steps exactly. In your case it's pretty straight forward and remember nothing changes on the external SD card, so anything you want to keep can be moved there before flash.
I would also mention that theoretically you could flash UK unbranded (BTU) but it's for G930F Exynos devices so best at this stage just get the device on unbranded Qualcomm and working on UK networks.
let me know how it goes.
cooltt said:
Because it's a further complication with FRP lock you just don't need after flashing. Just add the google account after flashing and your good to go.
With regards to flashing yes there's always a risk that something can go wrong, that's why you take your time and follow the steps exactly. In your case it's pretty straight forward and remember nothing changes on the external SD card, so anything you want to keep can be moved there before flash.
I would also mention that theoretically you could flash UK unbranded (BTU) but it's for G930F Exynos devices so best at this stage just get the device on unbranded Qualcomm and working on UK networks.
let me know how it goes.
Click to expand...
Click to collapse
Hello,
I've just tried doing what you suggested (I think!) and I got a failure. Odin said "FAIL! (Auth)" and the phone said "Secure check fail: apnhlos". I tried rebooting and got a security error. So I tried Odin again and it passed.
However, now the phone won't boot, it alternates between "Samsung Galaxy S7" and a blank screen. In recovery I get:
"#fail to open recovery_cause(No such file or directory)#"
#Reboot Recovery Cause is [UNKNOWN]#
No Support SINGLE-SKU
File-Based OTA
Supported API: 3
dm-verity verification failed..."
Any ideas?
Thanks a lot,
Edwin
ecc25 said:
Hello,
I've just tried doing what you suggested (I think!) and I got a failure. Odin said "FAIL! (Auth)" and the phone said "Secure check fail: apnhlos". I tried rebooting and got a security error. So I tried Odin again and it passed.
However, now the phone won't boot, it alternates between "Samsung Galaxy S7" and a blank screen. In recovery I get:
"#fail to open recovery_cause(No such file or directory)#"
#Reboot Recovery Cause is [UNKNOWN]#
No Support SINGLE-SKU
File-Based OTA
Supported API: 3
dm-verity verification failed..."
Any ideas?
Thanks a lot,
Edwin
Click to expand...
Click to collapse
Ok, so try an earlier G930V firmware and please make sure you are placing the file in the right places with Odin. The US carriers have all updated their firmware and often closes the loophole which allows the patched Odin to work. Then it's just a question of waiting until someone develops a workaround again.
Also you can pick up an S7 from ebay for about £100 now, your always going to have problems with a qualcomm device on UK networks. Where about are you in the UK?
cooltt said:
Ok, so try an earlier G930V firmware and please make sure you are placing the file in the right places with Odin. The US carriers have all updated their firmware and often closes the loophole which allows the patched Odin to work. Then it's just a question of waiting until someone develops a workaround again.
Also you can pick up an S7 from ebay for about £100 now, your always going to have problems with a qualcomm device on UK networks. Where about are you in the UK?
Click to expand...
Click to collapse
Thanks! Actually shortly after posting I found a suggesting of using CSC not HOME_CSC, which enabled the flash to work (at the expense of phone data, as expected).
The device still does have a few issues though, as you predicted. Is the radio hardware different for Qualcomm? Might need to buy another then. Any advice to avoid being scammed on eBay again?!
Thanks so much!
ecc25 said:
Thanks! Actually shortly after posting I found a suggesting of using CSC not HOME_CSC, which enabled the flash to work (at the expense of phone data, as expected).
The device still does have a few issues though, as you predicted. Is the radio hardware different for Qualcomm? Might need to buy another then. Any advice to avoid being scammed on eBay again?!
Thanks so much!
Click to expand...
Click to collapse
Well you could flash G930U which opens up all of the radios for the US and you may have less issues but US and European devices have different chips so your never going to be able to flash any EU generic firmware. I'm addition the US and Europe are different cellular regions with different operating frequencies. You can get by with what you have but never get full functionality.
I think you were just unlucky with this phone on ebay, there are plenty which are genuine EU region devices.

Refurbished Galaxy S8+ running Note 8 firmware?? I just want to flash my firmware...

Hi everyone. I have a Galaxy S8+ that I bought on BackMarket a year ago. The phone has been great, but has always had problems with some phone calls going straight to my mailbox for no reason, texts not coming in then suddenly working if I send OUT a text. After some research and contacting my provider (United States, Ting), I was told that this is because I need to enable VoLTE. My phone didn't have the option to do so and when I called Ting again, I was told that this is because my phone was the International version and VoLTE wasn't supported on that model.
I thought that was the end of it, but this week I had the thought that maybe this is a firmware thing instead of a hardware thing. Calling Ting again, they checked my IMEI and said my phone should be able to do VoLTE. Great! All I needed was Odin and the right firmware (I was thinking G955U1, TMB). So here's where things get weird. As I started to set up for flashing my firmware, I gathered the following info:
IMEI.info says I have:
Model: G955F Galaxy S8+ (SM-G955N)
Here's the info I get when running the "Phone INFO ★SAM★" app.
Phone Model: SM-N950F / Galaxy Note 8
Firmware's CSC Code: XEF
Bootloader Version: G955NKSU3CRI3
PDA Version: N950FXXS5DSC6
CSC Version: N950FOXM5DSC1
Latest Firmware: N950FXXSDDTJ1
If I'm reading this right, it looks like I've had a Galaxy S8+ running Note 8 firmware? At this point, I'd still like VoLTE, but even moreso, I'd like to just know what's going on and what I should do about it.
Seems like somebody installed a modded Samsung firmware on your phone. Check download mode for KNOX, I think it will be tripped (0x1).
If it is tripped then no Samsung Pay and stuff that depends on KNOX. If you are fine with that and just want to get VoLTE working, download the right firmware for your device and flash it to stock. If stock everything is important to you, I suggest contacting the seller on BackMarket and getting a refund or something if the seller didn't specify tripped KNOX.
BTW, if I remember correctly G955N is the Samsung direct model sold in Korea, so depending on CSC and what not VoLTE might not work. Best of luck
Thanks for the reply.
So I ended up solving this with the help of a few people over on Reddit. Here's what was going on and what the solution was, for others that come across this.
The phone was running v6 of HadesROM. I guess the creator of HadesROM uses the Note8's OS build as his base for the Note8/S8/S8+, which is why the phone was showing up as an N950F. And the phone itself was a G955N, which is a Korean model.
At the direction of a few people on Reddit, I used TWRP to re-flash with the newest version of HadesROM and set the Firmware CSC properly to a US Carrier.
When the phone booted back up, the VoLTE setting was present in quick settings and works great.

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