S21 HK eSim possibility - Samsung Galaxy S21 Questions

Hi there,
I've recently got the SM-G9910 HK version (TGY) and was wondering if there's any way to get eSim support? I'll be using this phone mainly in AT, however eSIM would be really nice.
Reading through various threads here I've learned that it might not be likely, unless changing the CSC which might imply certain "challenges" after it.
Any feedback / direction would be highly appreciated.
Anyway if this is the only "drawback" I might live with as the 888 SoC is more important to me than the current eSim support.
Thanks!

Just read a article on this, these phone already have it but not supported buy carriers yet. T-mobile might be the first to implement it though

blackops11252 said:
Just read a article on this, these phone already have it but not supported buy carriers yet. T-mobile might be the first to implement it though
Click to expand...
Click to collapse
Hi,
Yes, I've read the same, so far the Note 20 has been getting now the esim support with the latest update on t-mobile US => so there might be hope (definitely not a hardware issue).
However, according to Samsung HK live chat it's a hardware issue and thus not supported.
Let's see what future will bring this year.
It's somehow a disappointment to have this better SOC and no esim still

my s21 ultra is thru verizon. although we cant see the second imei number. they can see it. just call them ask for the second imei number registered with your phone. and then you can setup esim with another carrier. thats what i did. i have verizon as my main carrier and tmobile as the second on the esim.

@[email protected]: sounds like a great hack - would be interesting to see if others can confirm this outside of US?
I have Dual SIM on the 9910 - can imagine the second IMEI (which I can see) is just physical ? for an eSIM it would mean that either the device can bridge the IMEI for eSim or a 3rd IMEI would be required (which i doubt).

If you want I can Show you how to create a shortcut to enable mutilply sim. Sim1 and sim2. On the us s21 ultra version

actually, as I do have a HK version, with dual-SIM already enabled I would be rather interested in eSIM if there would be any way.
does your approach require root access?

Hi guys,
I also have a G9910 and I'd love to enable eSIM.
Have you had any luck so far?
Thanks,
Alex

Hi Alex - no luck so far - let's see if they'll ever do anything about this.

[email protected] said:
If you want I can Show you how to create a shortcut to enable mutilply sim. Sim1 and sim2. On the us s21 ultra version
Click to expand...
Click to collapse
Would you mind sharing this? Does it require root?

[email protected] said:
If you want I can Show you how to create a shortcut to enable mutilply sim. Sim1 and sim2. On the us s21 ultra version
Click to expand...
Click to collapse
can you help on that? I live in Qatar and got my hands on S21 and sadly it does not show sim card menu in the connection setting. Hope you can advise me. Thanks

Related

Xperia Tablet Z4 - T-Mobile Support?

I about to buy this tablet, but have some concerns regarding the LTE version support with T-Mobile in the USA.
Can i use a phone sim with this tablet? **Just to be clear in regards to phone sim with T-Mobile i mean that i can use the tablet on a phone plan (voice+data) and not data only like they did in the Xperia Z3 Tablet Compact**
Does it support T-Mobiles LTE bands?
samurayx89 said:
I about to buy this tablet, but have some concerns regarding the LTE version support with T-Mobile.
Can i use a phone sim with this tablet?
Does it support T-Mobiles LTE bands?
Click to expand...
Click to collapse
Hi,
1. Yes with nano sim. Userguide: http://support.sonymobile.com/global-en/xperiaz4tablet/userguide/
2. You can download the whitepaper for th SGP771 here: http://developer.sonymobile.com/downloads/whitepapers/xperia-z4-tablet-sgp771-white-paper/
And see if the T-Mobiles band is supported. (And I have no doubt that it is supported)
killdozer56 said:
Hi,
1. Yes with nano sim. Userguide: http://support.sonymobile.com/global-en/xperiaz4tablet/userguide/
2. You can download the whitepaper for th SGP771 here: http://developer.sonymobile.com/downloads/whitepapers/xperia-z4-tablet-sgp771-white-paper/
And see if the T-Mobiles band is supported. (And I have no doubt that it is supported)
Click to expand...
Click to collapse
Just to be clear in regards to phone sim with T-Mobile i mean that i can use the tablet on a phone plan (voice+data) and not data only like they did in the Xperia Z3 Tablet Compact
samurayx89 said:
Just to be clear in regards to phone sim with T-Mobile i mean that i can use the tablet on a phone plan (voice+data) and not data only like they did in the Xperia Z3 Tablet Compact
Click to expand...
Click to collapse
Read the user guide "calling" page
killdozer56 said:
Read the user guide "calling" page
Click to expand...
Click to collapse
Doesn't say anything about T-Mobile in the US. Even when some tablets support it it is block by their network and if you put a phone sim card on it it will only do calls/sms and no data or you need to use a data-device sim card which doesnt support calls. Hence my question in regards to an specific provider.
I have a T-Mobile sim in mine right now. I can tell you that I DO NOT have a phone app in order to make calls. I am using a sim card from my second phone account. It connects to LTE fine and has good speeds on data. I am not sure if it's because the tablet is considered international or if it's blocked from T-Mobile. I contacted Sony and did not get much information.
I wish the OP or others would chime in about this. @legendindisguise may I ask what model yours is and where you got it from? What makes it more challenging is that the model number is SGP771 (right?) but for some it works for others not, so perhaps like the OP said the network is somehow blocking this feature?
Just to add to this post there is two model versions of the SGP771 with wifi and LTE I believe.
International version 43015809
Alledged US version 13035541
UK model ? Comes with keyboard 12957383
I just got a SIM card for my Xperia Z4 Tablet LTE (SGP771 / 13035541) on the AT&T network with a new AT&T account. This SIM is a new line with Phone+Data and I am having an issue making calls and making data connections (websites, etc..). I am still investigating and will update everyone when I figure something out. Odd thing is that the tablet connects to the network enough to display AT&T, the correct phone number assigned to the device, and 3 AT&T APNs, but nothing is working.
Inc8pable said:
I just got a SIM card for my Xperia Z4 Tablet LTE (SGP771 / 13035541) on the AT&T network with a new AT&T account. This SIM is a new line with Phone+Data and I am having an issue making calls and making data connections (websites, etc..). I am still investigating and will update everyone when I figure something out. Odd thing is that the tablet connects to the network enough to display AT&T, the correct phone number assigned to the device, and 3 AT&T APNs, but nothing is working.
Click to expand...
Click to collapse
Does it show the inbuilt phone dialler?
Sent from my SM-N950U using Tapatalk
Yes I have the phone dialer
Sent from my [device_name] using XDA-Developers Legacy app
Totally forgot to update this post! Works great on the AT&T network. I did have to call AT&T to update the APN details but after that it works great. I can make phone calls and use the LTE data without any issues. I even took it to Spain and it worked great there too.

How To Guide [GUIDE] How to enable VoLTE without unlocking or root

Hello there!
So I've been watching this forum for a solution a long time ago now and I've seen that there's a plenty of you, who didn't find any solution just like me. Because I didn't want to ruin my phone with unlocking and root. But I managed to make it work, not just volte, but vowifi too. All you need is another phone that works on VoLTE (and/or vowifi) in the same country ( same carrier is better bu not requirement). Put your SIM card in that phone, enable VoLTE (and VoWifi) and put it back in your Xperia. For me, it worked with a T-mobile HU SIM card (They don't even have on sell this phone ). It was in my iPhone 8 plus, it had working VoLTE and VoWifi. When I put it in my Xperia both options popped up in the settings and they both worked like a charm. My perso SIM is a Yettel HU one (I bought the Xperia from them), it isn't VoLTE enabled by carrier, so I'll contact them today about it.
Hope, you guys manage to make them work too
LaceeWearsPrada said:
Hello there!
So I've been watching this forum for a solution a long time ago now and I've seen that there's a plenty of you, who didn't find any solution just like me. Because I didn't want to ruin my phone with unlocking and root. But I managed to make it work, not just volte, but vowifi too. All you need is another phone that works on VoLTE (and/or vowifi) in the same country ( same carrier is better bu not requirement). Put your SIM card in that phone, enable VoLTE (and VoWifi) and put it back in your Xperia. For me, it worked with a T-mobile HU SIM card (They don't even have on sell this phone ). It was in my iPhone 8 plus, it had working VoLTE and VoWifi. When I put it in my Xperia both options popped up in the settings and they both worked like a charm. My perso SIM is a Yettel HU one (I bought the Xperia from them), it isn't VoLTE enabled by carrier, so I'll contact them today about it.
Hope, you guys manage to make them work too
Click to expand...
Click to collapse
Tried that yesterday, didn't work still. If I am right, I believe that the issue is that there is no network provider in my country that supports (has customised firmware) this phone.
I do a bit of travelling every once in a while; so my best bet is taking my phone in by a network provider in a country where this phone is sold and get that network provider to flash their firmware in it, buy a local sim card and have them make VoLTE work in it. Then my home SIM card should work with VoLTE afterwards.
Ndlelex said:
Tried that yesterday, didn't work still. If I am right, I believe that the issue is that there is no network provider in my country that supports (has customised firmware) this phone.
I do a bit of travelling every once in a while; so my best bet is taking my phone in by a network provider in a country where this phone is sold and get that network provider to flash their firmware in it, buy a local sim card and have them make VoLTE work in it. Then my home SIM card should work with VoLTE afterwards.
Click to expand...
Click to collapse
Sorry to hear that it didn't work for you. In my country we have only one carrier (Yettel HU) that sells this phone. They use the international one XQ-BC52 Customised EEA. I bought it from them, so mine is also that. Idk but it did work for me. So they don't have own firmware. They had on Xperia z3, since then they sell unlocked devices.
My model is originally the xq62 but i flashed hybrid of xq72 SEA to make it work but it didnt so i just kept using it as it is. I tried this on this and still it dosent work. Maybe if i flash same model as yours xq52 or the original 62. Too much flashing and checking.....
killzonefury619 said:
My model is originally the xq72 but i flashed hybrid of SEA to make it work but it didnt so i just kept using it as it is. I tried this on this and still it dosent work. Maybe if i flash same model as yours xq52 or the original 72. Too much flashing and checking.....
Click to expand...
Click to collapse
I have no idea why does it work for some and why it doesn't for others. My perso SIM was voLTE disabled in their system. Maybe it's your case too. Call your provider's tech support (or so) and ask them about it, worth a try
LaceeWearsPrada said:
I have no idea why does it work for some and why it doesn't for others. My perso SIM was voLTE disabled in their system. Maybe it's your case too. Call your provider's tech support (or so) and ask them about it, worth a try
Click to expand...
Click to collapse
Telecom Italy appear to never turn on VoLTE if not specifically asked, even if your telecom app say VoLTE enabled. I also had to ask multiple times till i was able o talk with an higher tier "technician".
This remember me when at work (AASP) we need to talk with ACS to solve an issue with various customers Apple products. Sometimes only escalating to higher tier will allow us to solve something. Lower tier employee, even for ISP, sometimes are not able/allowed to disclose something
LaceeWearsPrada said:
I have no idea why does it work for some and why it doesn't for others. My perso SIM was voLTE disabled in their system. Maybe it's your case too. Call your provider's tech support (or so) and ask them about it, worth a try
Click to expand...
Click to collapse
But if it would be disabled in their system why would it work in other device? Should not work on any device right?
killzonefury619 said:
But if it would be disabled in their system why would it work in other device? Should not work on any device right?
Click to expand...
Click to collapse
Mine didn't work in my iPhone either. It turned out that it can be disabled in 2-ways at my carrier. There's an android and ios disable option after it has been enabled, still no volte, but after I put it in iPhone (volte works) and put it back then it worked in Xperia too maybe that's a coincidence but I searched the internet a bit and I found some guys who made it work like this too.
LaceeWearsPrada said:
Hello there!
So I've been watching this forum for a solution a long time ago now and I've seen that there's a plenty of you, who didn't find any solution just like me. Because I didn't want to ruin my phone with unlocking and root. But I managed to make it work, not just volte, but vowifi too. All you need is another phone that works on VoLTE (and/or vowifi) in the same country ( same carrier is better bu not requirement). Put your SIM card in that phone, enable VoLTE (and VoWifi) and put it back in your Xperia. For me, it worked with a T-mobile HU SIM card (They don't even have on sell this phone ). It was in my iPhone 8 plus, it had working VoLTE and VoWifi. When I put it in my Xperia both options popped up in the settings and they both worked like a charm. My perso SIM is a Yettel HU one (I bought the Xperia from them), it isn't VoLTE enabled by carrier, so I'll contact them today about it.
Hope, you guys manage to make them work too
Click to expand...
Click to collapse
There is a very very veryyyyy easy way to activate VoLTE and WoWiFi. For all Xperia 1 ii 5ii 1iii 5iii Xperia 1 Xperia 5. I found a damn simple way I'm using au bank device in UAE. No room change original au rom.
khalilrehman17 said:
There is a very very veryyyyy easy way to activate VoLTE and WoWiFi. For all Xperia 1 ii 5ii 1iii 5iii Xperia 1 Xperia 5. I found a damn simple way I'm using au bank device in UAE. No room change original au rom.
Click to expand...
Click to collapse
What is the app bro?

General USA version XQ-CT62 received today!!

I just received my Xperia 1 IV USA version today from FocusCamera.com today, I was a little skeptical if it was even the USA version, since it wasn`t shipping from Sony until next week, I originally had pre-ordered on Sony website, then with a little looking around I had found the USA version on ebay in-stock, then I saw the seller name and went to there website yesterday and verified with there live chat that in fact it was in stock and would ship, so I ordered and use next day air shipping, everything works flawless and actually has the 5G bands like my Pixel 6 Pro, so I can get proper 5g speeds, on Band N71, That was missing from the Global version I was using 2 weeks ago, now I need the Firmware from Sony so I can root. I`m a happy camper
Congratulations
What carrier are you using it on?
daviddem said:
What carrier are you using it on?
Click to expand...
Click to collapse
yeah I had t-mobile then I switched to GoogleFi last month, and wifi calling works perfect, inside my work place service from all carriers suck, since it big steel building, but my Xperia 1 IV will say emergency calls only, but I can receive calls and make calls and receive text, ad everything just like had full bars of carrier service.
I guess you were not able to root it?
To know exactly how capable the device is then its necessary take modem logs and let smart people parse it.
https://cacombos.com/contribute "Qualcomm" section for Sonys.
VeixES said:
I guess you were not able to root it?
To know exactly how capable the device is then its necessary take modem logs and let smart people parse it.
https://cacombos.com/contribute "Qualcomm" section for Sonys.
Click to expand...
Click to collapse
Unfortunately not, so this will be going back for refund, I can`t justify spending 1600.00 on phone and not able to root and do with it what I want with it, but there`s always the global version I could go back too, I`m going return it and wait and see if Sony does eventually allow it to unlock the bootloader, until then I`ll just use my Pixel 6 pro for now.
Can you please let me know if :
a. the NA model has Dual SIM support ?
b. Face unlock works (was told the fingerprint scanner is a bit finicky)
arun_suresh said:
Can you please let me know if :
a. the NA model has Dual SIM support ?
b. Face unlock works (was told the fingerprint scanner is a bit finicky)
Click to expand...
Click to collapse
a. there is dual sim support, but you will lose the micosd card, because Sim 2 uses the microsd slot
b. no face unlock and both global and USA version`s the fingerprint readers worked perfect.
Is the 5G SA standalone or NSA only?
Should be both on all versions, USA model difference is mmWave support.
Would also like to know if they finally enabled 5G SA on T-Mobile with this year models.
DeXel55 said:
Would also like to know if they finally enabled 5G SA on T-Mobile with this year models.
Click to expand...
Click to collapse
You can know that without buying phone. Download the firmware with xperifirm, extract modem.img and use ELFextract to extract your hw variants .mbn file. This will reveal the carrier/band policy files (in policyman folder) which live in the modem. There you can see which bands are enabled for specific operators and if they are enabled for SA and NSA.
VeixES said:
You can know that without buying phone. Download the firmware with xperifirm, extract modem.img and use ELFextract to extract your hw variants .mbn file. This will reveal the carrier/band policy files (in policyman folder) which live in the modem. There you can see which bands are enabled for specific operators and if they are enabled for SA and NSA.
Click to expand...
Click to collapse
Thanks for the tip. I got as far as extracting mbn files. I can't seem to find ELFextract tool you've mentioned. I'm assuming this is different than readelf utility.
2015Ducatimulti said:
yeah I had t-mobile then I switched to GoogleFi last month, and wifi calling works perfect, inside my work place service from all carriers suck, since it big steel building, but my Xperia 1 IV will say emergency calls only, but I can receive calls and make calls and receive text, ad everything just like had full bars of carrier service.
Click to expand...
Click to collapse
Thank you for confirming that Google fi does utilize Wi-Fi calling on the Xperia 1 IV.

Question Sony Xperia 1 iii xq-bc62 5G not working. Flash xq-bc52?

Hi, i bought a unlocked xq-bc62 in US. I travel a lot and discovered 5G won't work in several carriers networks, no matter what I do in the phone ( I spend more time outside US). I called the carriers support and they confirmed their network doesn't have any lock preventing the use of overseas 5G bought phones. So far, I tried to use it in Portugal, UK, Ireland and Brazil but 5G is not recognized by the phone. I changed the sim for a 5G local one, changed ASN, manually chose network (5G ones are not displayed) and no success. I even tried to pray, but again, no success. I contacted Sony Support and they said phone will only work in 5G in 2 of the 3 main carriers in US and not outside US, despite the phone tech specs says it will work in all the frequencys used by above carriers. There are some threads here that confirm xq-bc62 Is not a full 5g phone. All said and done, my Question: is it possible to flash another region Image like xq-bc52 or xq-bc72 in this hardware? Will it work fine and, mainly, will 5G networks be accessible outside US? Tks
Some times its hardware but you can try mtk engineer mode settings there may be something of use there
If you can get the original vendor file usually have (user low ship...) its usually international
Unless the phone is using 4.5G and not real 5G
marcofgn2 said:
Hi, i bought a unlocked xq-bc62 in US. I travel a lot and discovered 5G won't work in several carriers networks, no matter what I do in the phone ( I spend more time outside US). I called the carriers support and they confirmed their network doesn't have any lock preventing the use of overseas 5G bought phones. So far, I tried to use it in Portugal, UK, Ireland and Brazil but 5G is not recognized by the phone. I changed the sim for a 5G local one, changed ASN, manually chose network (5G ones are not displayed) and no success. I even tried to pray, but again, no success. I contacted Sony Support and they said phone will only work in 5G in 2 of the 3 main carriers in US and not outside US, despite the phone tech specs says it will work in all the frequencys used by above carriers. There are some threads here that confirm xq-bc62 Is not a full 5g phone. All said and done, my Question: is it possible to flash another region Image like xq-bc52 or xq-bc72 in this hardware? Will it work fine and, mainly, will 5G networks be accessible outside US? Tks
Click to expand...
Click to collapse
Yep, the US models have numerous disabled features and run late on updates. I've also noticed it's crippled or disabled while roaming. I'm not sure if it's directly from disabled features or it it has been blocked by telcos because it malfunctions. (It gets kicked off cell towers in the US)
The US model has slightly different radio hardware so I would expect problems flashing the OS from another region. There are some tricks for changing the feature lists that might be a safer bet.
kevinmcmurtrie said:
Yep, the US models have numerous disabled features and run late on updates. I've also noticed it's crippled or disabled while roaming. I'm not sure if it's directly from disabled features or it it has been blocked by telcos because it malfunctions. (It gets kicked off cell towers in the US)
The US model has slightly different radio hardware so I would expect problems flashing the OS from another region. There are some tricks for changing the feature lists that might be a safer bet.
Click to expand...
Click to collapse
How would one check what is and isn't turned on network wise??
I was able to flash the XQ-BC52 ROM in my XQ-BC62 hardware. So far, working fine in 4G+, but I´m in area with no 5G coverage. Tomorrow I will go to an 5G area and check f it worked. If not, I will try the XQ-BC72. I will keep you posted.
kevinmcmurtrie said:
Yep, the US models have numerous disabled features and run late on updates. I've also noticed it's crippled or disabled while roaming. I'm not sure if it's directly from disabled features or it it has been blocked by telcos because it malfunctions. (It gets kicked off cell towers in the US)
The US model has slightly different radio hardware so I would expect problems flashing the OS from another region. There are some tricks for changing the feature lists that might be a safer bet.
Click to expand...
Click to collapse
Would you mind to message me what tricks you are talking about? Tks
marcofgn2 said:
Would you mind to message me what tricks you are talking about? Tks
Click to expand...
Click to collapse
Maybe something along the lines of Getting VoLTE and VoWiFi on unlisted carriers by flashing mbn file or 5II/1&5III VoLTE patch. [Guide to release the root] or https://band.radio/
I haven't rooted yet so I haven't tried them. I bring a T-Mobile LG Velvet 5G with me when I travel. It's a little slower but doesn't have all the telco problems.
Test done, xqbc-52 doesn't see 5G network as well. XQ-BC72 SEA is a no go, don't even recognize the SIM card in the phone.
Will try another firmwares and the tweaks kevinmcmurtrie mentioned above, but my feeling is: I paid the 5G price for the Phone and actually got a a 4G Phone. Very frustrated with Sony. Thinking seriously about going back to Samsung.
marcofgn2 said:
Test done, xqbc-52 doesn't see 5G network as well. XQ-BC72 SEA is a no go, don't even recognize the SIM card in the phone.
Will try another firmwares and the tweaks kevinmcmurtrie mentioned above, but my feeling is: I paid the 5G price for the Phone and actually got a a 4G Phone. Very frustrated with Sony. Thinking seriously about going back to Samsung.
Click to expand...
Click to collapse
But hey here's the pros, best physical camera sensors, Micro SD card Slot and headphone jack...
UPDATE!!! 5G is working!!!!! After Several Attempts, I finally got 5G. What worked for me, in Claro BR Network, was flash a Hybrid ROM. I Flashed A XQ-BC52 ROM with Modem files from XQ-BC72. So far everything working as it should. My only concern, next month I will be in Germany, may I have trouble in LTE over there with XQ-BC72 modems?
Ainz_Ooal_Gown said:
But hey here's the pros, best physical camera sensors, Micro SD card Slot and headphone jack...
Click to expand...
Click to collapse
Tks for the spirits up Ainz_Ooal_Gown. The main reason I Bougth Sony 1 iii is the 3,5 mm jack. I hate USB adapters......
Ok, major setback. it worked for 3 hours and when I turned on my second Sim card the phone 5G was gone. Turned it off, reset radio configs, but no success. Apparently turning the second sim on override the BC72 configs. Time to get serious now and root the phone, what I'm very reluctant to do.
marcofgn2 said:
UPDATE!!! 5G is working!!!!! After Several Attempts, I finally got 5G. What worked for me, in Claro BR Network, was flash a Hybrid ROM. I Flashed A XQ-BC52 ROM with Modem files from XQ-BC72. So far everything working as it should. My only concern, next month I will be in Germany, may I have trouble in LTE over there with XQ-BC72 modems?
Click to expand...
Click to collapse
How did you manage to do that? Could you please explain the process?
Settings, Network & internet, Smart connectivity and turn off. On by default. See if it works. I found where I am at it tends to look for wifi over 5G.
arjun_m4 said:
How did you manage to do that? Could you please explain the process?
Click to expand...
Click to collapse
That's what I want to more..i have the xq-bc72 on mint mobile and no5g.even my kids xiaomi 11 5g ne has 5g on mint.
I am on Mint, T-mobile towers. 5G works great, has to be in your settings. For MMS use the T-mobile APN settings.
I would like to activate 4g+ on my xq-bc52!
how to do ?
thank you.

Question Limited sim manager in verizon?

I currently have dual Sims running on my s23 ultra. Both Sims are from Verizon. Phone is unlocked and originally purchased from Google fi.
However, I am unable to designate one sim for data and one sim for calls only in sim manager. There is only an option to designate a primary sim.
Does anyone have any idea if there is a command to unlock all the features in sim manager? I tried searching, but have been unable to find anything.
This is a feature that Samsung doesn't offer. You have to choose a default SIM for both and then tap the indicators in the OS to swap between them. Like if you're making a call, both SIM names will show up at the bottom of the screen and you can tap which to use. When sending a message, you'll see towards the right of the text box there will be a number 1 or 2 in a SIM card. You tap that to switch between them. You can set custom labels and SIM icons/colors to help differentiate them further.
It hasn't been a big deal unless I need to download or send an MMS on the line that's not set as the default and I also appreciate that Samsung adds an option to set a specific ringer for the second SIM - allows me to just silence my data SIM.
I'm from South Africa and I use 2 physical sims on my phone. It gives me the options to decide which phone to use for calls/messages/data as per your screen shot. I see you have on e-sim and one physical sim. Maybe that is the reason you don't get the options I have. I have my primary sim for calls and messages and sim 2 for data setup. When configured it also gives you the options in the drop down menu to change on the fly without going into the settings menu
I definitely agree that the North American dual-SIM (pSIM + eSIM) options are lacking. Unlike the dual-pSIM model, pSIM + eSIM in North American models are DSDS (dual-SIM dual standby) instead of DSDA (dual-SIM dual active).
jcsww said:
I definitely agree that the North American dual-SIM (pSIM + eSIM) options are lacking. Unlike the dual-pSIM model, pSIM + eSIM in North American models are DSDS (dual-SIM dual standby) instead of DSDA (dual-SIM dual active).
Click to expand...
Click to collapse
Would disabling the CIDmanager enable DSDA?
sysopkotton said:
Would disabling the CIDmanager enable DSDA?
Click to expand...
Click to collapse
No. There is no DSDA package in the U/U1/W firmware.
jcsww said:
No. There is no DSDA package in the U/U1/W firmware.
Click to expand...
Click to collapse
Okay thanks for the info! I seen someone do it on an S22u.
sysopkotton said:
Okay thanks for the info! I seen someone do it on an S22u.
Click to expand...
Click to collapse
sysopkotton said:
Okay thanks for the info! I seen someone do it on an S22u.
Click to expand...
Click to collapse
I would be happy to be wrong. If there is some way to get that DSDA and whatever else is needed for Dual Active. I would be happy to try. Do you have a link to the s22 Ultra thread so I can look at what they did?
jcsww said:
I would be happy to be wrong. If there is some way to get that DSDA and whatever else is needed for Dual Active. I would be happy to try. Do you have a link to the s22 Ultra thread so I can look at what they did?
Click to expand...
Click to collapse
Would be really cool if it works, I haven't tried it.
SIM Card Manager
I have a Canadian model Galaxy S22 Ultra (Snapdragon) and have an issue with how Samsung handles dual SIM set-up. Here's my screen under Settings - SIM Card Manager. I want the Bell SIM (physical SIM) to handle most data-intensive tasks, but...
forum.xda-developers.com
sysopkotton said:
Would be really cool if it works, I haven't tried it.
SIM Card Manager
I have a Canadian model Galaxy S22 Ultra (Snapdragon) and have an issue with how Samsung handles dual SIM set-up. Here's my screen under Settings - SIM Card Manager. I want the Bell SIM (physical SIM) to handle most data-intensive tasks, but...
forum.xda-developers.com
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Definitely going to look into trying that over the weekend. Unfortunately, I have two flights to catch today so I won't be near either of my desktops until tomorrow at the earliest.
jcsww said:
Definitely going to look into trying that over the weekend. Unfortunately, I have two flights to catch today so I won't be near either of my desktops until tomorrow at the earliest.
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Would be interesting if it works, okay gotcha! Please let my know what you find out.
sysopkotton said:
Would be interesting if it works, okay gotcha! Please let my know what you find out.
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The last post in that thread seems to imply it was fixed/patched with OneUI 5. s23 Ultra users don't have the ability to roll back to Android 12
I must have missed that in the thread, that's unfortunate. Hopefully we will have a work around in the near future. Appreciate the info!
I also have this problem and hope it can be solved.
it's a little annoy because I have a sim for data and another sim for call and message.
I prefer to have my devices ask which SIM for every call. Depending on the country I am in, would determine the SIM I want to set for data.
jcsww said:
I prefer to have my devices ask which SIM for every call. Depending on the country I am in, would determine the SIM I want to set for data.
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I have a similar setup since I use this phone for work also.
EtherealRemnant said:
This is a feature that Samsung doesn't offer. You have to choose a default SIM for both and then tap the indicators in the OS to swap between them. Like if you're making a call, both SIM names will show up at the bottom of the screen and you can tap which to use. When sending a message, you'll see towards the right of the text box there will be a number 1 or 2 in a SIM card. You tap that to switch between them. You can set custom labels and SIM icons/colors to help differentiate them further.
It hasn't been a big deal unless I need to download or send an MMS on the line that's not set as the default and I also appreciate that Samsung adds an option to set a specific ringer for the second SIM - allows me to just silence my data SIM.
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I disagree, because i had 2 sims in my samsung Phone and it let me put from which shall be for data and which is for calls, sms/mms. So Samsung does have it, unless they removed it.
Jake.S said:
I disagree, because i had 2 sims in my samsung Phone and it let me put from which shall be for data and which is for calls, sms/mms. So Samsung does have it, unless they removed it.
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Apparently international variants have it, which I wasn't aware of, but US variants do not. This is a stupid thing for Samsung to do and I hope they fix it at some point.
I am using a s918b version. If I flash EUX Home_CSC , I will have option to select which sim for call, sms, data, and the data switch option as well. However, if I flash XAC (Canada)home_csc, then I only have one option to select which sim to be the primary sim. So I dont know, if it's a CSC related feature or not.
So If my device havevthe csc code with xaa, I can reflash with the csc which provide the dual sim manager?

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