J7 Prime (Metro and Tmobile) - Samsung Galaxy J7 (2017) Questions & Answers

Can I flash the firmware from the Tmobile variant onto the Metro one?

wthigon said:
Can I flash the firmware from the Tmobile variant onto the Metro one?
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Anyone?

I would think so. I''ve successfully flashed J727U (International) and J727T1 (MetroPCS) on my J727A (AT&T). Used PrinceComsy's modified Odin 3.12.7.
Might be helpful to have the Combination firmware handy in case it causes bootloops or some other issue.
I've yet to encounter those problems on my phone but your mileage may vary, flash at your own risk.

I would have to say yes as my s8+ on metro was originally with mobile. Didn't have to flash anything

Related

Converting SM-G935S/K/L to G935F?

Since they both are an Exynos variant, is it possible to flash 935F firmware to Korean variants, if possible? (Through Odin - SamFirm)
LanC_KR said:
Since they both are an Exynos variant, is it possible to flash 935F firmware to Korean variants, if possible? (Through Odin - SamFirm)
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Click to collapse
No of course not. Odin won't let you.
Sent from my Motorola Star-Tac
Brava27 said:
No of course not. Odin won't let you.
Sent from my Motorola Star-Tac
Click to expand...
Click to collapse
I see. I thought it would be possible also on Exynos variant, since carrier-branded SD820 S7/S7E can be converted into 930/935U through the same way.
Converting G935S to G935F
Apologize for asking again, I have been searching for a definite answer regarding converting from 935S to 935F (Same hardware). found some who claim it is possible (no explanation how) and some who say it's impossible.
Can anyone recommend what can be done? i.e a customized ROM?
I got the 935S as a leftover from a travel to Seoul and would like to use it elsewhere.. however it is always on roaming, cannot have conf calls and collects news in Korean, etc..
Please help TIA:angel:
LanC_KR said:
Since they both are an Exynos variant, is it possible to flash 935F firmware to Korean variants, if possible? (Through Odin - SamFirm)
Click to expand...
Click to collapse
I just went and asked the same thing, and deleted it, cause i have a Note8 and we can flash whatever carrier firmware we want, the phone is decided by the SIM card...BUT ever carrier has the SAME model number for once, every carrier is SM-N950U, an odd couple are SM-N950U1....
LanC_KR said:
Since they both are an Exynos variant, is it possible to flash 935F firmware to Korean variants, if possible? (Through Odin - SamFirm)
Click to expand...
Click to collapse
AndroidDevices said:
I just went and asked the same thing, and deleted it, cause i have a Note8 and we can flash whatever carrier firmware we want, the phone is decided by the SIM card...BUT ever carrier has the SAME model number for once, every carrier is SM-N950U, an odd couple are SM-N950U1....
Click to expand...
Click to collapse
I know this thread is old but it is possible. I have korean model G935S which have ROM of G935FD, I am not sure how it was done, but it was done to convert it into dual sim model. So i am pretty sure F ROMs could also be flashed, but how? Its an question whose answer I dont have xD
here i what you need https://combinefile.com/index.php?a=downloads&b=file&c=download&id=25856
Any file for Oreo?
Hi!
Is there a combination file to convert with Oreo 8.0 version?
Converting g935s to g935fd
It is possible to convert g935s to g935fd. The phone am using is a korean version and it came with a g935fd rom but I can't get where it is uploaded

Flash Tmobile stock rom on SM-G935FD

Hello,
As the title says, I'd like to flash the tmobile stock rom or perhaps the tmobile variant of the SM-G935U on my SM-G935FD. Tmobile is my service provider and I'd like to be able to use wifi calling and samsung pay. I know I can flash these roms without issue, but I was wondering if it would be possible to revert back to stock SM-G935FD firmware, since the tmobile ones have locked bootloaders.
Would it be possible to either flash stock SM-G935FD again or do a hard factory reset?
cloud5673 said:
Hello,
As the title says, I'd like to flash the tmobile stock rom or perhaps the tmobile variant of the SM-G935U on my SM-G935FD. Tmobile is my service provider and I'd like to be able to use wifi calling and samsung pay. I know I can flash these roms without issue, but I was wondering if it would be possible to revert back to stock SM-G935FD firmware, since the tmobile ones have locked bootloaders.
Would it be possible to either flash stock SM-G935FD again or do a hard factory reset?
Click to expand...
Click to collapse
You cant do it, odin will not allow the wrong firmware to be flashed.
And in the this case your talking about flashing firmware from a snapdragon devcie onto a exynos device.
That alone should have been enough to realize its not happening.
Your far better off with exynos anyway, locked bootloader on the snapdragon version...that is crap
Sent from my Note 7, S7 Edge or S6
You can setup and use Samsung Pay on an international device -- check the Samsung Pay thread . I have the DBT (germany) CSC on my phone; before that I had XSG (Saudi Arabia); and both times I have successfully used Samsung Pay.
Wifi Calling won't work AFAIK.

Is it possible to flash a stock N910T ROM to N910W8? No difference in hardware.

Currently have a stock N910W8 (Unlocked, Telstra branding), thinking it would be a direct unlocked replacement for my N910T (T-Mobile USA SIM). However the N910W8 can't get 4GLTE no matter how many adjustments I make to the APN
The model number printed in the battery slot is the same, N910T. I thought this would be an easy switch.
I tried flashing the stock N910T firmware via ODIN but was unsuccesful. Kept getting a secure check fail about error using stock N910T DOK2 BL/CP and N910T EPK firmware. Do I not have the right versions?
Is there any other way to do this through ODIN without installing a recovery and rooting? Is it even possible?
igwa said:
Currently have a stock N910W8 (Unlocked, Telstra branding), thinking it would be a direct unlocked replacement for my N910T (T-Mobile USA SIM). However the N910W8 can't get 4GLTE no matter how many adjustments I make to the APN
The model number printed in the battery slot is the same, N910T. I thought this would be an easy switch.
I tried flashing the stock N910T firmware via ODIN but was unsuccesful. Kept getting a secure check fail about error using stock N910T DOK2 BL/CP and N910T EPK firmware. Do I not have the right versions?
Is there any other way to do this through ODIN without installing a recovery and rooting? Is it even possible?
Click to expand...
Click to collapse
Without root its impossible.
You need a modified custom rom from n910t that is compatible with n910w8.
in order to do that you need root and twrp recovery installed.
I beleive LTE bands are different in both models even if you flash n910t rom not sure you will get LTE.
And for wifi calling you will require N910T modem and with N910W8 its not compatible.
Trex888 said:
Without root its impossible.
You need a modified custom rom from n910t that is compatible with n910w8.
in order to do that you need root and twrp recovery installed.
I beleive LTE bands are different in both models even if you flash n910t rom not sure you will get LTE.
And for wifi calling you will require N910T modem and with N910W8 its not compatible.
Click to expand...
Click to collapse
WiFi calling I can deal without, LTE I cant.
Just throwing it out there, why can't one flash N910T firmware on an N910TW8? The hardware between an N910W8 model is literally no different, the model number on the sticker of the N910W8 is N910T. It's not like I'm expecting N910T firmware to run on a Verizon or Sprint model.
There has to be some method to essentially brick a N910W8, removing all trace of N910W8 firmware, CP/CSC/BL data, then install N910T firmware and have it wake up in N910T hardware. Anyone?
igwa said:
WiFi calling I can deal without, LTE I cant.
Just throwing it out there, why can't one flash N910T firmware on an N910TW8? The hardware between an N910W8 model is literally no different, the model number on the sticker of the N910W8 is N910T. It's not like I'm expecting N910T firmware to run on a Verizon or Sprint model.
There has to be some method to essentially brick a N910W8, removing all trace of N910W8 firmware, CP/CSC/BL data, then install N910T firmware and have it wake up in N910T hardware. Anyone?
Click to expand...
Click to collapse
I flashed a few diffrent t mobile roms to my Canadian variant I found just the opposite, I had better LTE coverage with the T-Mobile rom and not so much with the stock n910w8...inless of course you are in fact in Canada...trick is you nead to fined a compatible kernel. ..i beleve its a Nadia kernel. ..spelling mite be wrong but i think thats it
trinilu27 said:
I flashed flashed a few diffrent t mobile to my Canadian variant I found just the opposite I had better LTE coverage with the T-Mobile rom and not so much with the stock n910w8...inless of course you are in fact in Canada...trick is you nead to fined a compatible kernel. ..i beleve its a Nadia kernel. ..spelling mite be wrong but i think thats it
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Click to collapse
Were you able to flash the Stock T-Mobile ROM to the W8 or did you have to root? I'm in the US and even after playing with all the settings the max Down/Up speeds I saw were 2Mbps/0.1Mbps on the Telstra N910W8, compared to my previous 50Mbps/50Mbps on the Tmo N910T.
No you will have to root....easy just flast team win with odin....then download su.zip and flash with your new recovery......why wouldnt you want to root?.......hell i still have my n910w8 motherboard rooted with custem rom if you interested in an extra. ..hope i dont get in trouble for saying that
I prefer to keep it unrooted for the OTA updates. Don't get that with root, updating would just be one more thing to keep up with.
Yes but me personally, like to update when i want to not when they decided i have postponed the update long enough and the next thing you know ur phones updated and u didnt get to have a say in it...but thats just me....not to mention first thing after root is removing all the blot and stupid apps ill never use...back ups are a life saver...iv bricked a device 6 or 7 times in a 12 hour period. ...
1. What about flashing the N910T PIT file along with the PDA, CSC, BL, and CP files for the N910T? What will stop this from succeeding?
2. What about a JTAG service?
3. Is there a differencertain between what ODIN does and using an unbrick image from a N910t from the SD card after a hard brick?
Open to anything at this point, except of course, using a 910TW8 firmware on 910T hardware which is all this is.
igwa said:
Were you able to flash the Stock T-Mobile ROM to the W8 or did you have to root? I'm in the US and even after playing with all the settings the max Down/Up speeds I saw were 2Mbps/0.1Mbps on the Telstra N910W8, compared to my previous 50Mbps/50Mbps on the Tmo N910T.
Click to expand...
Click to collapse
I did not flash stock t mobile ...i flashed a few custom t mobile roms...and thinking about it now i beleve there is a way to flash with out root useing ADB...so maybe look into that

Question on flashing stock roms?

I was wondering. I have the T-Mobile S7 Edge and when I get it unlocked could I flash almost any stock firmware that is based on the Qualcomm varent?
Like go from T-Mobile's Stock to AT&T's stock rom?
Correct.
After you flash your desired USA Qualcomm variant stock rom, be sure to flash your desired carrier's modem over the freshly flashed rom. This would ensure that all your LTE bands are not only firing correctly, but optimally because the incorrect modem parameters will cause battery drain.
ant0nius said:
Correct.
After you flash your desired USA Qualcomm variant stock rom, be sure to flash your desired carrier's modem over the freshly flashed rom. This would ensure that all your LTE bands are not only firing correctly, but optimally because the incorrect modem parameters will cause battery drain.
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Click to collapse
Now I did update to T-Mobile's Android 7 update, would that make it so I cant do this anymore?
Vicpdx18 said:
Now I did update to T-Mobile's Android 7 update, would that make it so I cant do this anymore?
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Click to collapse
You may flash unlimited more times as you please. So long as only Official Samsung firmwares are used, KNOX will never be triggered.
I have flashed countless times on my S7E and it hasn't broke yet lol. I am running TMO 7.0 Nougat firmware on my Verizon branded S7E (SM-G935V) right now.
In a few weeks, I'm planning to gift it to my friend for her birthday. Since she has AT&T, I will simply download and flash the latest AT&T 7.0 Nougat firmware via Odin. If she decides to change carrier to Verizon or TMobile later on, I would just have to help her reflash the corresponding firmware via Odin. No biggy whatsoever. :cyclops:

SM-G950U switch to Unlocked ROM?

I have a Sprint Galaxy s8, but I am no longer on Sprint.
Is it possible for me to flash the unlocked ROM, effectively making it SM-G950U1?
My current build nnumber: R16NW.G950USQU5CSA4
I'm hoping when it's available I can flash to the Pie version of G950U1.
lioncat55 said:
I have a Sprint Galaxy s8, but I am no longer on Sprint.
Is it possible for me to flash the unlocked ROM, effectively making it SM-G950U1?
My current build nnumber: R16NW.G950USQU5CSA4
I'm hoping when it's available I can flash to the Pie version of G950U1.
Click to expand...
Click to collapse
Only if Sprint unlocked the device through uicc unlock. If you flash u1 on a locked it's still stuck to the original carrier. As for guides there are several guides in the general section for carrier switching
lioncat55 said:
I have a Sprint Galaxy s8, but I am no longer on Sprint.
Is it possible for me to flash the unlocked ROM, effectively making it SM-G950U1?
My current build nnumber: R16NW.G950USQU5CSA4
I'm hoping when it's available I can flash to the Pie version of G950U1.
Click to expand...
Click to collapse
Yes it is. I just did it yesterday. I was on G950USQS5CSB1 and didn't get wifi calling or VoLTE on Mint Mobile but after flashing G950U1 I now have them.
Since you say you are no longer on Sprint I assume you just want the unbranded G950U1 firmware.
Using samfirm on your computer putin G950U1 as phone and XAA as CSC and search. You should get G950U1UES5CSB2. It is the latest and has the same bootloader as you. Download it.
Download and use the 3B modded version of Odin.
Back up your phone as it will be wiped.
study here how to use Odin..... there are many guides
Use the CSC file not Home_CSC.
Have the sim of your current carrier in the phone when you flash.
6shuter said:
Yes it is. I just did it yesterday. I was on G950USQS5CSB1 and didn't get wifi calling or VoLTE on Mint Mobile but after flashing G950U1 I now have them.
Since you say you are no longer on Sprint I assume you just want the unbranded G950U1 firmware.
Using samfirm on your computer putin G950U1 as phone and XAA as CSC and search. You should get G950U1UES5CSB2. It is the latest and has the same bootloader as you. Download it.
Download and use the 3B modded version of Odin.
Back up your phone as it will be wiped.
study here how to use Odin..... there are many guides
Use the CSC file not Home_CSC.
Have the sim of your current carrier in the phone when you flash.
Click to expand...
Click to collapse
This is exactly what I'm doing. Switched to Mint, but don't heav Wifi or VoLTE. Glad to hear that G950U1 works with both those (was worried I would have to flash TMO to get it).
Thanks again!

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