How to install updates on carrier unlocked ATT S8 without ATT sim card - Samsung Galaxy S8 Questions and Answers

This has probably been asked before... but I can't find any clear answers.
I have a carrier unlocked ATT S8 and I'm living in Canada. However, I am unable to receive security updates (latest updates is from Feb 2018, from when I manually installed Oreo), when I check for software updates it says everything is up to date and the same is shown on Smart Switch.
I don't have an ATT sim card (I'm not even in the states) is there any way for me to install security updates and/or updates in general (preferably without wiping my phone...)?
Any info is appreciated.
Cheers,

Related

Verizon updating unlocked device with another carrier Need Help

August 2016 while travelling i asked for an unlocked S7 edge from Bestbuy and they gave me the Verizon version. The salesperson inserted the AT&T sim that i was using at the time and all working fine.
i returned to South Africa in September and inserted my Vodacom sim from South Africa and still working fine, even now as i'm typing.
But what caught me is that i have not gotten any notification for updates since i got the phone, and when i go in to 'settings' and 'check for new system update, i get the message: "Software update is temporarily unavailable".
i'm not sure if there were no any official updates from Verizon since i bought the phone or because i'm using another carrier's sim card that's why it's not picking up any updates.
Any help?
Haven't looked into Rooting as i'm not really a power user, but just want to get the latest updates.
Is there a way for me to update to the latest without Root
my current S7 edge's software info as below:
Model Number: SM-G935V
Android Version: 6.0.1
Android Security Patch Level: May 1, 2016
Baseband Version: G935VVRU2APD2
Any input will be appreciated
*sorry if there is already a thread on this topic as i wasn't able to search and find the exact problem i'm facing
Well if trying to update the phone through settings didn't work, I recommend you installing Smart Switch in your pc and updating your phone through that Samsung software.
You got to have a working verizon sim card and service to get ota updates.. Otherwise you'll have to use Verizon update assistant or Samsung switch
Tetraguy said:
Well if trying to update the phone through settings didn't work, I recommend you installing Smart Switch in your pc and updating your phone through that Samsung software.
Click to expand...
Click to collapse
PapaDocta said:
You got to have a working verizon sim card and service to get ota updates.. Otherwise you'll have to use Verizon update assistant or Samsung switch
Click to expand...
Click to collapse
thanks for the replies, will take a look at smart switch.
also, if i
1) after update the software, will the device go back to it's locked status
2) factory reset, will the device go back to it's locked status
or does it mean that the verizon unlocked devices are 'forever' unlocked no matter what i do to it
Verizon phones are always unlocked even if factory reset or update
PapaDocta said:
Verizon phones are always unlocked even if factory reset or update
Click to expand...
Click to collapse
thanks again, now i can go do what i got to do:good:
Enjoy

Preventing carrier update on Unlocked S7 Edge?

Hi, I have an unlocked US S7 edge that I bought from B&H. I've been using it lately with a T-Mobile SIM. It looks like it has downloaded a T-Mobile security update and is asking to install. I do not want to do this as I suspect it will lock me to a carrier once updated. I've tried resetting the phone and removing the SIM card, but the update downloads every time. Is there a way to disable this or remove the downloaded update? I would like to upgrade to Nougat and I suspect the unlocked phone will get it much faster than the T-Mobile version.
re: unlocked phone
chanukya said:
Hi, I have an unlocked US S7 edge that I bought from B&H. I've been using it lately with a T-Mobile SIM. It looks like it has downloaded a T-Mobile security update and is asking to install. I do not want to do this as I suspect it will lock me to a carrier once updated. I've tried resetting the phone and removing the SIM card, but the update downloads every time. Is there a way to disable this or remove the downloaded update? I would like to upgrade to Nougat and I suspect the unlocked phone will get it much faster than the T-Mobile version.
Click to expand...
Click to collapse
Once your phone is unlocked none of the tmobile or any other updates from any place
can re-lock your phone. It will remain unlocked regardless if you choose to update
firmware, security patches and any other updates.
Unlocked samsung phones are permanently unlocked.
Goodl luck,
Have a great day!

AT&T S8+ won't update after unlock and carrier switch

Sorry guys, complete amateur here. I have an AT&T S8+ that was unlocked using a code from AT&T.
I switched to T-Mobile and my phone worked perfectly after simply inserting a T-Mobile sim.
Carriers push updates over the air and I assumed I would have put in an AT&T sim to get the oreo update, but it's been out forever and I have not been able to update my phone. I've been busy and never got around to it. My phone was working fine so I just it slide.
I've tried using an AT&T sim. I've restarted my phone with the AT&T sim in it. I've tried manually searching for the update. I've tried smart switch. I even went to the Samsung experience store in NYC and they had no solution. My phone will not update.
Any suggestions?
SM-G955U
Android Version 7.0
Android security patch level April 1st, 2017
Baseband - G955USQU1AQDE
I've been reading some of these threads and I'm not sure if this is correct, but I can use Odin 3.13.1 to flash to CRB9? That would get me to the first Oreo release?
Sorry if this is not the correct place for this thread. Thanks

Why AT&T makes it so hard to update their phones?

Hi,
I really love my G892A S8 Active that I've purchased used in Canada.
But for some reason AT&T don't want their phone to be updated while on another network. This is the first carrier I've seen that does that (blocking OTA updates). Any real reason for this?
I've even tried with a prepaid SIM card from AT&T and paid the 35$ plan to later found out that you really need to be on the AT&T network (US) instead of a roaming network with a working ATT plan.
Even the attcompute.com site where I used to get OTA updates looks it is now blocked from any Canadian ISP.
xdmd.sl.attcompute.com/agents/48974/1488/SS-G892AUCS2ARA1-to-U2BRA3-UP
This used to work 3 weeks ago with the phone user agent. Now, all attempts return DNS look-up failed..
I had other carriers unlocked phone OTA successfully on another carrier network.
This is crazy... why block people from updating their AT&T unlocked phones????
And yes I know about XDA OTA source but it is not always up to date and depends on user base to upload OTA and make it available to general public.
Last security update is G892AUCS5CSH1 but I cannot find it anywhere... not even on xda.
Thanks!
Laurent
I have the exact same problem. I was able to find the pie update but not the last G892AUCS5CSH1 security patch.
they don't do it, because it will broke the sin unlock
The latest baseband for the AT&T version of the Galaxy S8 Active (a.k.a. the G892A) is G892AUCS5CTL1. You can find it linked from this post or this one and install with Odin 3.14.1.

AT&T model and lack of updates

Hello. I wanted to ask about a problem that I have experienced with the S10+, which I know others have experienced as well, and hope there is a solution out there for it. I purchased the S10+ directly from Samsung, as they were offering a much better trade-in deal. However, I did purchase the AT&T version.
That being said..aside from the 2 fingerprint reader updates Samsung has issued, I have never received an OTA update from AT&T. Not a single one. I've had to come here to XDA, hope that someone posts the latest update files, and update using Odin. It appears that those files are being posted less and less. I'm "stuck" on ASGB update, with the July 1 Security patch.
Does anybody have any advice, or suggestions on how I could go about getting regular OTA updates? Or is there other recommendations on what to do here? I know there are many others that have this same problem.
Thanks in advance
Lavman72 said:
Hello. I wanted to ask about a problem that I have experienced with the S10+, which I know others have experienced as well, and hope there is a solution out there for it. I purchased the S10+ directly from Samsung, as they were offering a much better trade-in deal. However, I did purchase the AT&T version.
That being said..aside from the 2 fingerprint reader updates Samsung has issued, I have never received an OTA update from AT&T. Not a single one. I've had to come here to XDA, hope that someone posts the latest update files, and update using Odin. It appears that those files are being posted less and less. I'm "stuck" on ASGB update, with the July 1 Security patch.
Does anybody have any advice, or suggestions on how I could go about getting regular OTA updates? Or is there other recommendations on what to do here? I know there are many others that have this same problem.
Thanks in advance
Click to expand...
Click to collapse
Are you using an AT&T SIM card? If you purchased an AT&T model AT&T sends OTA updates whether you got it from AT&T or Samsung. If you aren't using an AT&T SIM they won't send you any OTA updates and Samsung only sends OTA updates to the carrier free versions of the phones.
Yes, using an AT&T SIM card. In fact, I went to the local store and requested a brand new sim, just in case. That obviously didn't work either.
Lavman72 said:
Yes, using an AT&T SIM card. In fact, I went to the local store and requested a brand new sim, just in case. That obviously didn't work either.
Click to expand...
Click to collapse
All US S10+'s are the same. There is no such thing as a AT&T or Verizon phone on the S10+. That being said you can load any rom from any vendor on your phone. If you want to stick with AT&T and don't mind their bloat apps you can go to www.sammobile.com and download the latest AT&T rom and load it with Qdin. Make sure your sim card is installed when you reboot and you will have an AT&T phone when it is done.
HolyHog said:
All US S10+'s are the same. There is no such thing as a AT&T or Verizon phone on the S10+. That being said you can load any rom from any vendor on your phone. If you want to stick with AT&T and don't mind their bloat apps you can go to www.sammobile.com and download the latest AT&T rom and load it with Qdin. Make sure your sim card is installed when you reboot and you will have an AT&T phone when it is done.
Click to expand...
Click to collapse
Prior to August or September firmware on the S10+ was not all-inclusive. If you used an unlocked AT&T S10+ with a different carrier's SIM the AT&T firmware stayed rather than updating to accommodate the inserted SIM card. AT&T doesn't send OTA updates to phones running AT&T firmware if a non-AT&T SIM is inserted and as long as the AT&T firmware is installed AT&T is the only place you can get an OTA update from. You can't even update with SmartSwitch because it will show that you have the latest firmware regardless of how old it is.
I purchased an unlocked AT&T S10+ in early July that was on the February security patch and have a T-mobile SIM. The only way I could get software updates was to manually flash the U1 carrier free firmware with Odin. Immediately after flashing that firmware multiple OTA updates showed up for my phone.
---------- Post added at 01:18 AM ---------- Previous post was at 01:10 AM ----------
AT&T offers a modded version of SmartSwitch that you can download from their website. You might be able to update to the most current AT&T firmware using their software which is called AT&T SmartSwitch. The standard Samsung SmartSwitch program doesn't access AT&T servers and won't update phones with AT&T firmware.
HolyHog said:
All US S10+'s are the same. There is no such thing as a AT&T or Verizon phone on the S10+. That being said you can load any rom from any vendor on your phone. If you want to stick with AT&T and don't mind their bloat apps you can go to www.sammobile.com and download the latest AT&T rom and load it with Qdin. Make sure your sim card is installed when you reboot and you will have an AT&T phone when it is done.
Click to expand...
Click to collapse
Why did I have to pick the carrier when purchasing the phone via Samsung? I could have selected the unlocked version, or any of the american carriers. I have the AT&T model. I see the logo when I boot up, and have all their bloatware apps. So that's not the issue. The issue is why haven't I received an OTA update, ever?
I use this threadhttps://forum.xda-developers.com/galaxy-s10/how-to/att-ota-ota-updates-t3909697 to manually update. The OP hasn't posted any new versions in a while.
jhs39 said:
Prior to August or September firmware on the S10+ was not all-inclusive. If you used an unlocked AT&T S10+ with a different carrier's SIM the AT&T firmware stayed rather than updating to accommodate the inserted SIM card. AT&T doesn't send OTA updates to phones running AT&T firmware if a non-AT&T SIM is inserted and as long as the AT&T firmware is installed AT&T is the only place you can get an OTA update from. You can't even update with SmartSwitch because it will show that you have the latest firmware regardless of how old it is.
I purchased an unlocked AT&T S10+ in early July that was on the February security patch and have a T-mobile SIM. The only way I could get software updates was to manually flash the U1 carrier free firmware with Odin. Immediately after flashing that firmware multiple OTA updates showed up for my phone.
---------- Post added at 01:18 AM ---------- Previous post was at 01:10 AM ----------
AT&T offers a modded version of SmartSwitch that you can download from their website. You might be able to update to the most current AT&T firmware using their software which is called AT&T SmartSwitch. The standard Samsung SmartSwitch program doesn't access AT&T servers and won't update phones with AT&T firmware.
Click to expand...
Click to collapse
happen to have remember the thread which had the carrier free firmware?
Lavman72 said:
Why did I have to pick the carrier when purchasing the phone via Samsung? I could have selected the unlocked version, or any of the american carriers. I have the AT&T model. I see the logo when I boot up, and have all their bloatware apps. So that's not the issue. The issue is why haven't I received an OTA update, ever?
I use this threadhttps://forum.xda-developers.com/galaxy-s10/how-to/att-ota-ota-updates-t3909697 to manually update. The OP hasn't posted any new versions in a while.
Click to expand...
Click to collapse
Your OTA updates come from AT&T since you are their customer and purchased the AT&T model instead of the carrier free one. You should really be asking AT&T why you aren't receiving OTA updates.
You might be able to update using AT&T SmartSwitch which you can download from AT&T's website.
jhs39 said:
Your OTA updates come from AT&T since you are their customer and purchased the AT&T model instead of the carrier free one. You should really be asking AT&T why you aren't receiving OTA updates.
You might be able to update using AT&T SmartSwitch which you can download from AT&T's website.
Click to expand...
Click to collapse
I've tried contacting AT&T numerous times. They have no idea what the issue is. A quick google search shows the Smart switch tool in AT&T, but when you try and click on the link, it just takes you to a blank page.
Newer firmware is all-inclusive so you could download firmware with Frija and flash it with modified Odin even if it isn't AT&T firmware. The problem is that if you flash a build number AT&T didn't actually use on their devices you still won't get OTA updates from AT&T because their servers won't recognize the software version you are running.
---------- Post added at 02:03 AM ---------- Previous post was at 01:58 AM ----------
Lavman72 said:
I've tried contacting AT&T numerous times. They have no idea what the issue is. A quick google search shows the Smart switch tool in AT&T, but when you try and click on the link, it just takes you to a blank page.
Click to expand...
Click to collapse
Have you tried the standard Samsung SmartSwitch program? Maybe it can update AT&T firmware now but it didn't in the past.
---------- Post added at 02:13 AM ---------- Previous post was at 02:03 AM ----------
If your phone is not carrier locked you could flash the U1 firmware and then you would get OTA updates from Samsung instead of AT&T. But you might not have access to some AT&T services like visual voicemail without AT&T firmware. AT&T also hates unlocked phones so it's possible Volte and Wi-Fi Calling will stop working. Some AT&T customers with unlocked phones were able to get the services activated by calling AT&T but success with AT&T Customer Service is hit or miss at best as you already discovered.
I have the same problem I have been able to update my S10 + AT&T through ODIN, because I cannot update using FOTA, I have the September security patch specifically "G975USQS2ASI6", I want to update to the October patch, but I do not receive the update via FOTA, because I do not use AT&T SIM but I am abroad using with another SIM.
I can Flashear with ODIN to the U1 version that is unlocked, I will not have any problem, I am not interested in losing any AT&T service because I do not use any, I just want to have my S10 + free of Bloatware and always receive updates via FOTA.
I found this Firmware is Sammobile "https://www.sammobile.com/samsung/galaxy-s10-plus/firmware/SM-G975U1/ATT/download/G975U1UEU2BSIP/298471/"
It is the most recent update of AT&T that they have on the official website, but it is G975U1 unlocked and not the G975U. If Flash this version will I have any problem freezing or ruining my phone?
rodix_t said:
I have the same problem I have been able to update my S10 + AT&T through ODIN, because I cannot update using FOTA, I have the September security patch specifically "G975USQS2ASI6", I want to update to the October patch, but I do not receive the update via FOTA, because I do not use AT&T SIM but I am abroad using with another SIM.
I can Flashear with ODIN to the U1 version that is unlocked, I will not have any problem, I am not interested in losing any AT&T service because I do not use any, I just want to have my S10 + free of Bloatware and always receive updates via FOTA.
I found this Firmware is Sammobile "https://www.sammobile.com/samsung/g...M-G975U1/ATT/download/G975U1UEU2BSIP/298471/"
It is the most recent update of AT&T that they have on the official website, but it is G975U1 unlocked and not the G975U. If Flash this version will I have any problem freezing or ruining my phone?
Click to expand...
Click to collapse
No G975U1 and G975U firmware are interchangeable. If your phone was still carrier locked you might get a message asking for the unlock code but you aren't using an AT&T SIM so your phone obviously isn't network locked. I went from AT&T G975U firmware to U1 firmware with no problems.
Im glad I'm not the only one experiencing this. My wife and I did a bogo deal for the Galaxy s10+ back in March. My phone has recieved updates regularly, while my wife's phone is still on the March patch and security. She hasn't even recieved the fingerprint update fix. Tried calling AT&T about it and they were totally unhelpful. Told me I had to contact Samsung about that and that they couldn't help with the issue. Im debating on calling them back and trying to speak with someone more knowledgeable, but it might just be easier for me to update her phone manually. I haven't had to do something like that in ages, so I wanted to ask for some guidance on here.
Would i need to do each consecutive update she's missed manually? Or would just updating to the newest firmware outright do the trick?
rodix_t said:
I have the same problem I have been able to update my S10 + AT&T through ODIN, because I cannot update using FOTA, I have the September security patch specifically "G975USQS2ASI6", I want to update to the October patch, but I do not receive the update via FOTA, because I do not use AT&T SIM but I am abroad using with another SIM.
I can Flashear with ODIN to the U1 version that is unlocked, I will not have any problem, I am not interested in losing any AT&T service because I do not use any, I just want to have my S10 + free of Bloatware and always receive updates via FOTA.
I found this Firmware is Sammobile "https://www.sammobile.com/samsung/galaxy-s10-plus/firmware/SM-G975U1/ATT/download/G975U1UEU2BSIP/298471/"
It is the most recent update of AT&T that they have on the official website, but it is G975U1 unlocked and not the G975U. If Flash this version will I have any problem freezing or ruining my phone?
Click to expand...
Click to collapse
Hey do you have the G975USQS2ASI6 ODIN files? I have been looking all over for it to flash it to my phone.
I just want to note, I am also in the same boat and it's INCREDIBLY frustrating. Both phones purchased in March with the BOGO deal, both phones stuck on the July 1st security patch. Supposedly what I've found after reading quite a bit is you can bring the phone to a local samsung repair center and they can flash the newest firmware, once you're up to date SUPPOSEDLY that resolves the OTA stuff. I don't believe it though.

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