T-Mobile - Band 12 and VOLTE - OnePlus 3 Questions & Answers

So I see that the OnePlus 3 is listed as supporting Band 12 LTE and it looks like the OnePlus 2 did as well (this would be my first OP device). From what I saw though, the OP2 did not support VOLTE on T-Mobile at launch. How did Band 12 support work then, since I believe T-Mobile requires devices to support VOLTE to use Band 12? And does the OP3 support both?

Yes it does support both
Sent from my HTC 10 using Tapatalk

raptir said:
So I see that the OnePlus 3 is listed as supporting Band 12 LTE and it looks like the OnePlus 2 did as well (this would be my first OP device). From what I saw though, the OP2 did not support VOLTE on T-Mobile at launch. How did Band 12 support work then, since I believe T-Mobile requires devices to support VOLTE to use Band 12? And does the OP3 support both?
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Since the Oneplus 3 is an unlocked phone and T-Mobile is one of several carriers that uses Band 12, they can't force Oneplus to disable/remove Band 12 from the phone, so Band 12 will be supported.
Additionally, per the recent AMA thread from Oneplus, the phone is capable of voLTE.
However, what T-Mobile CAN (and almost certainly will) do is prevent the Oneplus Three from being registered as a supported voLTE device on their network until Oneplus completes their costly/time-consuming voLTE certification.
What this basically means is that until OnePlus jumps through T-Mobile's certification hoops, we'll be able to use Band 12 for data, but as soon as we make/receive a call, we'll be kicked down to H or H+ (assuming we have the coverage).

Smudgeous said:
Since the Oneplus 3 is an unlocked phone and T-Mobile is one of several carriers that uses Band 12, they can't force Oneplus to disable/remove Band 12 from the phone, so Band 12 will be supported.
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While I understand that they can't force it, the US models of the Nexus 5x and Moto X Pure launched with Band 12 disabled and only received it in a later update.

raptir said:
While I understand that they can't force it, the US models of the Nexus 5x and Moto X Pure launched with Band 12 disabled and only received it in a later update.
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Click to collapse
The Oneplus 2 was reported to have worked on Band 12 the way I previously mentioned more than a month before the Nexus 5X's release date, and Oneplus still lists Band 12 support for the North American Oneplus 3 on their website.
T-Mobile was also happy to sell you the T-Mobile version of the 5X which was certified for band 12.
Additionally, Band 12 is not as much of a T-Mobile monopoly as it was last year. AT&T just started transitioning to Band 12 last fall, announcing in their status update report to the FCC early last October “many of our devices have been sold with Band 12 filters and can be upgraded via software to support Band 12. We will begin the process of transitioning to Band 12 late in 2015 and / or early 2016.”
All things considered, it would make no sense for Oneplus to disable Band 12 this year.

Related

Any way of discovering if the Zenfone 2 has band 12 capabilities?

There are a small amount of phones that have band 12 support through updates. Their respective specifications usually don't include band 12 support, though looking around states band 12 support can be enabled via an update.
way t
Currently, the zenfone 2 states no band 12 support. Is there any way of looking into the phone itself to see if it has band 12 capabilities? Crossing my fingers for this, as this phone is super slick and powerful for an awesome price, and as a T-mobile user, lack of band 12 support is the only thing holding this phone back from purchase. most current band 12 capable phones are either lackluster in features, or too expensive.
unvaluablespace said:
There are a small amount of phones that have band 12 support through updates. Their respective specifications usually don't include band 12 support, though looking around states band 12 support can be enabled via an update.
way t
Currently, the zenfone 2 states no band 12 support. Is there any way of looking into the phone itself to see if it has band 12 capabilities? Crossing my fingers for this, as this phone is super slick and powerful for an awesome price, and as a T-mobile user, lack of band 12 support is the only thing holding this phone back from purchase. most current band 12 capable phones are either lackluster in features, or too expensive.
Click to expand...
Click to collapse
Hey! Are you in an area that doesn't support T-Mobile 1700/2100 MHz AWS (band 4)?
I think i read somewhere on the tmobile forum, they use main band 4 and 2 being implemented.
Zenfone 2 supports both, I just got mine US version today and the LTE is working for me.
Please see the ZenFone 2 support band list - http://www.asus.com/us/support/FAQ/1011352/
USA T-MOBILE FREQUENCY: BAND 2 (1900MHZ), BAND 4 (1700/2100 MHZ), BAND 12 (700 MHZ)
USA T-MOBILE NETWORK FAQS - https://support.t-mobile.com/docs/DOC-4988
USA T-MOBILE CUSTOMER SERVICE - 877-746-0909
ZenFone Quick Service - http://www.asus.com/us/support/self-service/11/
FAQ: http://www.asus.com/us/Phones/ZenFone_2_ZE551ML/HelpDesk_knowledge/
Sincerely,
ASUS_USA
cocopwr said:
Hey! Are you in an area that doesn't support T-Mobile 1700/2100 MHz AWS (band 4)?
I think i read somewhere on the tmobile forum, they use main band 4 and 2 being implemented.
Zenfone 2 supports both, I just got mine US version today and the LTE is working for me.
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i live and travel between stockton, CA; Sacramento, CA; and Tracy, CA. signal is OK for the most part, though in some areas it leaves a bit to be desired. Currently using a Nexus 5. Through the LTE discovery app I know my phone typically picks up band 4. not sure about band 2. There are some indoor areas like buildings that aren't all that great on tmobile in my area. my local best buy for instance instantly drops to low signal the second i step in the store, even though right outside is full bars. driving along the freeway in certain areas deem little to now signal sometimes as well.
I'm not here to complain about my tmobile service. Just trying to ensure future proofing of my phone purchase hoping that band 12 would improve those situations.
Asus_USA said:
Please see the ZenFone 2 support band list - http://www.asus.com/us/support/FAQ/1011352/
USA T-MOBILE FREQUENCY: BAND 2 (1900MHZ), BAND 4 (1700/2100 MHZ), BAND 12 (700 MHZ)
USA T-MOBILE NETWORK FAQS - https://support.t-mobile.com/docs/DOC-4988
USA T-MOBILE CUSTOMER SERVICE - 877-746-0909
ZenFone Quick Service - http://www.asus.com/us/support/self-service/11/
FAQ: http://www.asus.com/us/Phones/ZenFone_2_ZE551ML/HelpDesk_knowledge/
Sincerely,
ASUS_USA
Click to expand...
Click to collapse
If your a legitimate Asus rep, then that is a bummer the lack of band 12 support. I've already been to those pages and checked again. I just wanted to see if band 12 was possibly hidden somehow, as it seemed to be the case with a 2-3 other handsets since theyre only activated via software updates.
Thanks for the replying.
I am confused, it looks like the USA version does do Band 12
see below bolded:
USA T-MOBILE FREQUENCY: BAND 2 (1900MHZ), BAND 4 (1700/2100 MHZ), BAND 12 (700 MHZ)
bhoth said:
I am confused, it looks like the USA version does do Band 12
see below bolded:
USA T-MOBILE FREQUENCY: BAND 2 (1900MHZ), BAND 4 (1700/2100 MHZ), BAND 12 (700 MHZ)
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Click to collapse
Nah man, he/she is just stating those are the frequencies T-Mobile operate on, not frequencies of Zenfone 2 itself. See the link right above it for the zenfone 2 supported band list.
That would be nice though. I've already read several sites stating that it does not support band 12. The point of my post was to find out if there was any way to find out on the device itself (via owners of a Zenfone 2) to see if it was somehow hidden in there. Specs for the Galaxy Avant, Xperia X3, and the ZTE Zmax I don't think initially listed band 12 support in their specs, but now supposedly they will have it enabled via their respective software updates. I was crossing my fingers hoping a similar thing would happen with the Zenfone 2.
unvaluablespace said:
The point of my post was to find out if there was any way to find out on the device itself (via owners of a Zenfone 2) to see if it was somehow hidden in there.
Click to expand...
Click to collapse
Clearly the phone itself supports the 700 freq (Band 17) which is also where Band 12 operates. Does that require a hardware change? I dunno.
http://www.tmonews.com/2015/03/t-mobile-could-gain-from-atts-band-17-and-band-12-lte-network-interoperating/
US variant of ZE551ML does support Band 12. The LTE Discovery app revealed I was on Band 12 while using the T-Mobile service in Rancho Cucamonga, California. Going east from there, I was on Band 4 or 2, but then again, T-Mobile's rollout is just starting in Southern California.
That's really interesting Armchair. Band 12 is NOT listed anywhere in Asus' specs. I wonder if the latest OTA update kicked it in? Do you know what firmware you're running? B12 support is the only thing holding me back from the Zfone.
RealSkier said:
That's really interesting Armchair. Band 12 is NOT listed anywhere in Asus' specs. I wonder if the latest OTA update kicked it in? Do you know what firmware you're running? B12 support is the only thing holding me back from the Zfone.
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It's really great news either ways, the last 551 update was mostly US stuff.
Sent from my ASUS_Z00AD
RealSkier said:
That's really interesting Armchair. Band 12 is NOT listed anywhere in Asus' specs. I wonder if the latest OTA update kicked it in? Do you know what firmware you're running? B12 support is the only thing holding me back from the Zfone.
Click to expand...
Click to collapse
When I bought the phone from Amazon on June 25, 2015, Band 12 was listed in the US spec. Otherwise I would not have bought it at all because I wanted that availability. Now that I go back to the Amazon product page to get a screenshot, I see the entry has been altered to remove Band 12. However, today I'll make a trip to Rancho Cucamonga (not far from me, really), and screenshot the LTE Discovery screen when it shows the phone connecting to Band 12. (Pics or GTFO, right? )
Box Codes:
ZE551ML, BLACK, LTE,D
INTEL MRF Z3580(2.3Ghz),4G,64GB EMMC
ANDROID US,5.5" 5M/13M,N/A
Other notes of reference: When the phone arrived, the firmware was WW 2.18.40.12. I OTA updated to 2.19.40.18 then rooted (using Method 3) and unlocked the bootloader. Did not remove any system apps nor install any custom recovery. I have OTA updated twice since then, keeping root and unlocked bootloader. Currently at WW 2.19.40.22, under which I can connect to Band 12 towers. Did not tinker with the telephony settings or make any other unauthorized changes other than rooting and unlocking the bootloader.
So Asus snuck in support for Band 12 in a firmware update? Very nice Asus. Very nice indeed.
ArmchairWizard said:
When I bought the phone from Amazon on June 25, 2015, Band 12 was listed in the US spec. Otherwise I would not have bought it at all because I wanted that availability. Now that I go back to the Amazon product page to get a screenshot, I see the entry has been altered to remove Band 12. However, today I'll make a trip to Rancho Cucamonga (not far from me, really), and screenshot the LTE Discovery screen when it shows the phone connecting to Band 12. (Pics or GTFO, right? )
Box Codes:
ZE551ML, BLACK, LTE,D
INTEL MRF Z3580(2.3Ghz),4G,64GB EMMC
ANDROID US,5.5" 5M/13M,N/A
Other notes of reference: When the phone arrived, the firmware was WW 2.18.40.12. I OTA updated to 2.19.40.18 then rooted (using Method 3) and unlocked the bootloader. Did not remove any system apps nor install any custom recovery. I have OTA updated twice since then, keeping root and unlocked bootloader. Currently at WW 2.19.40.22, under which I can connect to Band 12 towers. Did not tinker with the telephony settings or make any other unauthorized changes other than rooting and unlocking the bootloader.
Click to expand...
Click to collapse
Screenshot taken near the intersection of Foothill Blvd & I-15 in California. LTE Discovery app showing connected to T-Mobile on a Band 12 tower using the ZenFone 2 (ASUS_Z00AD).
I've asked both TMO & Asus for confirmation. TMO basically said since it's not "native" it's not something they can confirm as working or not. Asus has yet to respond to my query period.
UPDATE: Got a reply from Asus. AsusUSA support on Twitter said they are unable to find any substantial data to verify Band 12 support for TMO.
UPDATE -- Official reply from ASUS
Sammaul said:
So Asus snuck in support for Band 12 in a firmware update? Very nice Asus. Very nice indeed.
Click to expand...
Click to collapse
Thank you for contacting ASUS Customer Loyalty. Currently there is no support for this band and no confirmation if it will be added in the future.
I believe it is limited in the hardware. Unfortunately it's not supported.​
So looks no Zenfone 2 for me any time soon. What an OTA unsupported update can give, it can also take away.
ArmchairWizard said:
Screenshot taken near the intersection of Foothill Blvd & I-15 in California. LTE Discovery app showing connected to T-Mobile on a Band 12 tower using the ZenFone 2 (ASUS_Z00AD).
Click to expand...
Click to collapse
Are you still able to connect on band 12 with newer firmware? I haven't seen a single one yet and have definitely been in known-deployed areas.
Sent from my ASUS_Z00A using Tapatalk
ziddey said:
Are you still able to connect on band 12 with newer firmware? I haven't seen a single one yet and have definitely been in known-deployed areas.
Sent from my ASUS_Z00A using Tapatalk
Click to expand...
Click to collapse
On .90 I was able to connect to B12 in the same spot as before as well as other locations around Rancho Cucamonga but I didn't take a screenshot of the LTE Discovery app for proof as a few threads here and in other forums have made it clear that T-Mobile will not support B12 on non-branded (read: noncustomized firmware) phones. Since then, the display has developed the infamous lines and fading issues as recorded by others and I have RMA'd the phone. Using a branded burner phone until all is resolved.
Damn looks like the issue is lack of support for volte.
Sent from my ASUS_Z00A using Tapatalk
ziddey said:
Damn looks like the issue is lack of support for volte.
Sent from my ASUS_Z00A using Tapatalk
Click to expand...
Click to collapse
So the repaired phone has returned to me and I've regained my stride. (Physical part was replaced and not a word about the unlocked bootloader.) Went back to that intersection today and took a screenshot of LTE Discovery just for you.
Firmware: WW 2.20.40.97
Rooted & bootloader unlocked.
No other modifications.

Domestic and international LTE bands on the G5

Don't get your hopes up, fellow Sprint customers.
This phone is gearing up to be another LTE-limited Sprint-only type phone, similar to what they do with most of their other phones. I'm speculating based on the fact that there is currently an unlocked version of the phone listed at B&H:
http://www.bhphotovideo.com/c/product/1239314-REG/lg_lgrs988_ausasv_g5_h850_32gb_smartphone.html
Nowhere in the specs and description does it list anything about Sprint support and there's no indication that Sprint will even activate this phone. If for some reason Sprint does decide to activate this phone, it's missing LTE bands 26 and 41 which means you're stuck using band 25 only for LTE connections in the US.
I think it's reasonable to assume they will disable or leave off LTE band 7 and possibly 13 and 20 as they did with the recently released Samsung Galaxy S7.
This means the probable Sprint-only LG G5 might be partially crippled for worldwide LTE bands, assuming LTE band 7 is not included, but will mostly work with Sprint domestically.
As of right now, if you're looking for the most widely supported phones for international use that work with Sprint natively, which include LTE band 7, you're limited to Apple iPhone 6s, Motorola Moto X 2nd gen, and Nexus 5x/6p.
Edit 03/24/2016 - Phonescoop.com is reporting that LG is adding LTE bands 25, 26, and 41 to a base model but no report of getting rid of band 7.
http://www.phonescoop.com/phones/phone.php?p=5094
Edit 03/25/2016 - Phonescoop updated its listing now saying LG got rid of LTE 1/2/5/7/20. So this will be yet another LTE crippled Sprint phone with only LTE bands 3 / 4 / 12 / 25 / 26 / 41
What I want to know is will the Sprint LG G5 have full use of Verizon's post/pre paid service if I chose to leave Sprint for Verizon in the future ???
tt c6 said:
What I want to know is will the Sprint LG G5 have full use of Verizon's post/pre paid service if I chose to leave Sprint for Verizon in the future ???
Click to expand...
Click to collapse
Verizon uses LTE bands 2, 4 and 13. Sprint only included band 4. So while it's theoretically possible, there's no telling if all three bands are active on all Verizon LTE towers.
asuh said:
Verizon uses LTE bands 2, 4 and 13. Sprint only included band 4. So while it's theoretically possible, there's no telling if all three bands are active on all Verizon LTE towers.
Click to expand...
Click to collapse
The question I want to ask is this:
Will a Sprint LG G5 support all the bands that Verizon uses like the Nexus 6P/5X ???
tt c6 said:
The question I want to ask is this:
Will a Sprint LG G5 support all the bands that Verizon uses like the Nexus 6P/5X ???
Click to expand...
Click to collapse
Don't count on it. Very unlikely.

Verizon network.. Questions

So I have verizon in michigan.. instead of it saying verizon in the top left corner is says 31000... any ideas on that ? or how to change it?
The 5t is not compatible with VZW as it has no band 13. It may work but I think you'll have problems with that missing band.
Mike02z said:
The 5t is not compatible with VZW as it has no band 13. It may work but I think you'll have problems with that missing band.
Click to expand...
Click to collapse
Do you know that 13 band does?
Band 13 is the primary LTE band for Verizon. It also uses 14 and 2 but 13 is the primary band and you're going to have major problems without 13 on VZW or Sprint. See below...
https://www.phonearena.com/news/Che...on-T-Mobile-and-Sprint-use-in-the-USA_id77933
Mike02z said:
Band 13 is the primary LTE band for Verizon. It also uses 14 and 2 but 13 is the primary band and you're going to have major problems without 13 on VZW or Sprint. See below...
https://www.phonearena.com/news/Che...on-T-Mobile-and-Sprint-use-in-the-USA_id77933
Click to expand...
Click to collapse
ballllllllllllz.. stupid verizon needs to drop CDMA...
Yeah I have had the same issue with Oneplus in the past. Also, the UTC 11 didn't have band 13. Service was very spotty and LTE didn't work often. Sucks for us Michigan (at least Detroit metro) peeps because Tmobs and AT&T suck around here. VZW is so solid, but being limited to phones really hurts!!!!
Sent from my Pixel 2 XL using Tapatalk
No band 13 means???
Mike02z said:
The 5t is not compatible with VZW as it has no band 13. It may work but I think you'll have problems with that missing band.
Click to expand...
Click to collapse
Help a dummy out. Does the CDMA support mean the 5t can make phone calls and the lack of band 13 mean LTE performance will suffer?
If so, that sounds like my VZN supported phone.. It may not be a downgrade in service.
anySmarterIdRunLinux said:
Help a dummy out. Does the CDMA support mean the 5t can make phone calls and the lack of band 13 mean LTE performance will suffer?
If so, that sounds like my VZN supported phone.. It may not be a downgrade in service.
Click to expand...
Click to collapse
"Verizon Wireless was the first to arrive to the 4G LTE race and it has also built its nationwide network based on 700 MHz spectrum, but the primary band for Verizon is band 13. Bands 2 and 4 are used to strengthen the signal in the densely populated urban areas. One important thing to note about Verizon Wireless is that many phones are built specifically for the carrier, including its 4G LTE bands. In other words, the common case is that you will not be able to use an AT&T device on Verizon's 4G LTE network."
I've never tried my OnePlus 5t on VZW as the posts I've read said the phone is basically useless on VZW.

lte+/4g+ carrier aggregation support?????

Does anyone getting CA/LTE+ support on their RN 5 pro. Its mentioned on their website that device supports CA/4G+, but m not getting the CA support in the area where I used to get it on LeMax 2.
Same problem here with the redmi 5 plus.
According to miui forums, carrier aggregation with bands 3+7 doesn't work with xiaomi phones.
This seems to be a bug that has been going on for years with xiaomi phones, and xiaomi doesn't seem to be giving any feedback on this issue.
If you can get some feedback from xiaomi, please report back here. Thanks.
rajat.raj01 said:
Does anyone getting CA/LTE+ support on their RN 5 pro. Its mentioned on their website that device supports CA/4G+, but m not getting the CA support in the area where I used to get it on LeMax 2.
Click to expand...
Click to collapse
I thought the CA is volte support. Do you have global version and what country are you in?
CA (aggregation of multiple bands) and volte (voice over lte = the connection won't switch to 3g during a call, but remain in 4g) are two different things. Volte works with as well as without CA.

General XDA article: Google Pixel 6 now ready for T-Mobile’s 5G band aggregation

https://www.xda-developers.com/google-pixel-6-tmobile-5g/
December 15, 2021 10:45am Corbin Davenport
Google Pixel 6 now ready for T-Mobile’s 5G band aggregation​The Google Pixel 6 and 6 Pro are currently the only phones with a Google’s Tensor chip, which doesn’t always behave like hardware from Qualcomm or MediaTek. That’s a problem in some cases, such as the current incompatibility with DJI drones and cameras and varying support for carrier features. Thankfully, one possible disadvantage for Pixel 6 owners on T-Mobile has just been addressed.
The T-Mobile network in the United States has been testing low-to-mid-band aggregation for 5G, using the N41 and N71 bands, which should increase bandwidth for data connections. T-Mobile already does this for its LTE connections, using bands 2, 4, 12, 66, and 71. The company also confirmed that 5G aggregation will be enabled for the iPhone 13 “by the end of this year,” and other phones will be added to the list later.
Most phones with the Snapdragon 888 chipset already have software support for 5G aggregation, ready for whenever T-Mobile flips the switch, but the Pixel 6 series with its Exynos 5123b modem did not include support. That’s now changing, as a new modem log from the Pixel 6 published on 4G/5G Bands & Combos includes a new aggregation combination for N71 and N41, which was not present in earlier logs generated from the Pixel 6 series (via Android Police). The new abilities appear to have arrived as part of the recent December Feature Drop update.
The Pixel 6 and Pixel 6 Pro are now ready for 5G carrier aggregation support on T-Mobile, but the carrier still has to enable support on its network. There’s no timeline for when that could happen — as mentioned previously, the iPhone 13 will get aggregation first, with other devices coming later.
If you’re thinking of buying a Pixel 6 or Pixel 6 Pro, check out our detailed Pixel 6 Pro review for why we think the Pro is an excellent option for a smartphone. We also have a dedicated Pixel 6 Pro Camera Review with more photo and video samples.
Click to expand...
Click to collapse
Nice! Hopefully this will roll out this year.
I've seen a few n71-n41 sites around Long Island, but only the ones with 100 MHz of n41.
Additional 5G aggregation combos were included in January. Less useful since they require B46 (LAA).

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