[Q]How can I unlock LTE network? - Redmi Note Q&A, Help & Troubleshooting

Hi,everyone.
It may be a foolish question. But I'm not a pro (both in unlocking and English), and I'm not sure if there is a little possibility. Here's my question.
I have a redmi note LTE(Qualcomm) and I bought the chinese TD version by mistake, the network provider's frequency works on WCDMA/FDD- LTE.
And TD version supports GSM/ TD-SCDMA/TD- LTE but FDD ver supports GSM/ WCDMA/ FDD- LTE/ TD- LTE.
So Now I'm using GSM?
I found that both of the TD and FDD version are using same hardware, so I'm wondering if it's possible to unlock it?
Thank you!

Its not possible. Fdd and td have different hardware.

As Killerrade said you can't unlock a frequency, it needs specific hardware which it doesn't have. It's not like when carriers lock it.

@Killerrade @PeteSco
Ah how awful I can only use 2G…
Anyway, thank you guys for replying, at least I know it is impossible now.
Oh almost forgot, Happy New Year!

Related

GSM from Tri-band to Quad-band,

Hi, can I change touch dual the GSM from Tri-band to Quad-band,
for the better reception in USA.
I know the touch can do that, Thank
Now that its going to be available in the US with quad band, does it mean tri band niki can be changed to quad band?
shupacanucks said:
Now that its going to be available in the US with quad band, does it mean tri band niki can be changed to quad band?
Click to expand...
Click to collapse
I would like to know this too
It could be possible, but the RF chipset could be totally different on the two models.
There wouldn't be much of a reason for HTC to restrict the current tri band duals with the way the various operators have deals with other overseas operators.
clonmult said:
It could be possible, but the RF chipset could be totally different on the two models.
There wouldn't be much of a reason for HTC to restrict the current tri band duals with the way the various operators have deals with other overseas operators.
Click to expand...
Click to collapse
You would think they would have designed, developed the radio chip long ago, and the new edition would only contain software changes to the OS, and Hardware soft updates
--bump--
I too would like to know if this is possible. The best buy website has a touch dual listed with 850. I called their customer support and they couldn't give me any information on release date or even a model number. Will the US version of the dual have 850? I want to know if I can get this $500 phone to work here (area code 318 with ATT) on just the 1900 band or do I need the 850 band for better reception. Any advice would be helpful. Thanks in advance.
b
Any luck? I would like to upgrade to the quad band
theres only one version of the dual that is quad band and that is the US version being sold by BEST BUY.
Thanks for the reply I figured I was out of luck, so I ordered the us version yesterday.
Bought the triband Dual but, soon figured out that it doesnt work well in the states.
I thought I would give it a go.
Thanks
Was working on 850MHZ than....
My HTC touch was working on 850 MHZ than I had a tech at my provider's, setting up my internet.
Since that moment it does not work anymore:
Getting the signal but not able to make calls or receive calls.
The guy tried to fix it. It worked for a couple of calls and than stopped working.
Back to the tech, he told me it s because of the 850mhz on which they operate.
He said that even if it was working fine, it wasn't meant for their network (850 MHZ).
Should I believe him?
(the phone works fine with 1900MHZ band from another company)
How can I fix this?
wish there was a radio upgrade like the latest for the diamond that enabled the 850 band

Google Nexus 4 - Finally, LTE or NOT?

Hi everyone,
Is Google Nexus 4 finally a fully LTE capable phone or not? and is there any official news from Google that they might patch it to not work with LTE anymore?
Thanks
It technically works on one (I think) band that LTE uses, in Canada, but I think that's it. As far as I know it would need some more hardware to be fully supported on all LTE bands.
TLDR; for realistic purposes, no
ragnarok12 said:
It technically works on one (I think) band that LTE uses, in Canada, but I think that's it. As far as I know it would need some more hardware to be fully supported on all LTE bands.
TLDR; for realistic purposes, no
Click to expand...
Click to collapse
Which band is that? 2100Mhz? and if so then it's fully supported in Canada?! ??? Of course all LTE bands are not supported by any phones out there because of differences in USA, Canada, Japan, and Europe...
It's confusing because some news say that LTE antenna is needed and more hardware components so I don't understand why one of the bands work when hardware components are missing. Of course, it is not LTE when only the name LTE shows beside the signal and speed is not great.
I think it would be best if someone can post their speeds on Rogers, Bell, Fido, and Telus and let us know if LTE really works.
Well that thread already exists:
http://forum.xda-developers.com/showthread.php?t=2007943
It only works on LTE band 4 and Google has already said they cannot update the phone to work on the rest of the LTE bands as the hardware is not in the phone. Band 4 is there by default in the LTE chip.
What is LTE Band 4? Can you please explain a bit.
Thanks
torontobc said:
What is LTE Band 4? Can you please explain a bit.
Thanks
Click to expand...
Click to collapse
Yes it works on Rogers LTE in Canada..
Google better not try to "disable", but glad someone brought that to my attention as I will be checking before i update anything
torontobc said:
What is LTE Band 4? Can you please explain a bit.
Thanks
Click to expand...
Click to collapse
http://www.anandtech.com/show/6474/nexus-4-includes-support-for-lte-on-band-4-aws

OnePlus Two LTE Bands unlocking

Hello!
I've bought a Chinese version of OP2 and it seems to be doesn't have Band 20 LTE support (800 MHz). :crying:
And I was wondering if it's possible to unlock the band like for OPO?
That's not known yet, but I've got my doubts.
I was scared as you after see that I bought the chinese version which doesn't have the 800mhz; but I checked on this site if my phone will work on the LTE of my carrier:
http://www.willmyphonework.net/
Fortunately it works. The real problem is that the chinese version, having only one IMEI, doesn't allow the use of dual sim outside of the China.
Hope your LTE works!
Kito92 said:
I was scared as you after see that I bought the chinese version which doesn't have the 800mhz; but I checked on this site if my phone will work on the LTE of my carrier:
http://www.willmyphonework.net/
Fortunately it works. The real problem is that the chinese version, having only one IMEI, doesn't allow the use of dual sim outside of the China.
Hope your LTE works!
Click to expand...
Click to collapse
That's not true regarding the dual Sim, it works in standby mode and can be used when primary Sim is not in use (I know this as I have the Chinese version of the handset and I am using 2 Sim cards).
Swatto86 said:
That's not true regarding the dual Sim, it works in standby mode and can be used when primary Sim is not in use (I know this as I have the Chinese version of the handset and I am using 2 Sim cards).
Click to expand...
Click to collapse
Yeah can confirm this is the same in Australia.
Yes I have LTE, I've checked before buying, but It still one of the Bands I would like to have (it works well inside the buildings).
And yes, bouth SIMs work in dual standby mode.
Has anyone tried using the same guide used in OnePlus One?
Sent from my ONE A2001 using Tapatalk
yellowsn0w said:
Has anyone tried using the same guide used in OnePlus One?
Sent from my ONE A2001 using Tapatalk
Click to expand...
Click to collapse
My phone's going to be delivered tomorrow and I'm going to try it. I'll report back and letb you know.
@josh598208 so how did it go lol
yellowsn0w said:
@josh598208 so how did it go lol
Click to expand...
Click to collapse
I am also interested in knowing that
xfox said:
I am also interested in knowing that
Click to expand...
Click to collapse
me too! I've also bought a chinese version of OP2 and I wanted to unlock band 20.
Also subscribing to the thread! I'm going another way: I have the American version and want to use it in Europe (Poland in particular, so I need band 3).
Has anyone tried the unlocking guides on OP2? Is it only a software issue or do the modems actually differ?
xfox said:
I am also interested in knowing that
Click to expand...
Click to collapse
I haven't gotten them unlocked. I tried the opo method, denied. I'm using it on hspa+ and really can't tell any difference from LTE. Just my opinion.
quezak said:
Also subscribing to the thread! I'm going another way: I have the American version and want to use it in Europe (Poland in particular, so I need band 3).
Has anyone tried the unlocking guides on OP2? Is it only a software issue or do the modems actually differ?
Click to expand...
Click to collapse
Hello quezak,
I am facing the similar issue. My order is not arrived yet. Is it possible to load EU based ROM on US base OP2?
R//
me too need the band 3 work on my USA version
xfox said:
I am also interested in knowing that
Click to expand...
Click to collapse
I was in hurry cause there was 2 hours left on my invite
I bought the us version then after I receive it I note that I need the global version and they send the us one
so do you think there well be a solution or i should return it
HELP ME PLEAS
easijav said:
Hello quezak,
I am facing the similar issue. My order is not arrived yet. Is it possible to load EU based ROM on US base OP2?
R//
Click to expand...
Click to collapse
The problem is modem/Hardware level changing rom won't work
Sent from my ONE A2005 using Tapatalk
Certainly is important.
xfox said:
I am also interested in knowing that
Click to expand...
Click to collapse
I like use the band 800 in México LTE.
One person respond my question and the process to ONO no function.
Do you have information about other team/member working in this topic?
I followed the same procedure as oneplus two, but stuck on drivers installation.
Would be glad to have a solution on this.
I really need this I have messed up... I had to use a post forwarding service so I found a US one and I live in norway and got the US model.. I have asked if I can trade it for a EU one but they can't because of their policies.. Anyone know what band I need for it to work on LTE in Norway?
wackyleaks said:
I really need this I have messed up... I had to use a post forwarding service so I found a US one and I live in norway and got the US model.. I have asked if I can trade it for a EU one but they can't because of their policies.. Anyone know what band I need for it to work on LTE in Norway?
Click to expand...
Click to collapse
I think you can find something interesting reading information below:
With the OnePlus 2, we’ve taken some extra steps to ensure that our device works flawlessly in all the markets we support. A crucial component (no pun intended) is bands support. As you may be aware, LTE bands across the world differ significantly for various reasons (let’s talk about why that is some other time) and certain hardware restrictions make it so that you can only support so many bands in one device.
Thus, there is a trade-off between having all the bands and manufacturing complexity - the more bands you want to support, the more region-specific SKUs you have to create. We opted to make two different versions for two different regions - one EU/India, and one that we call North America. These are both OnePlus Global phones; they ship with Oxygen OS and the proper band support for your region. Besides those, there’s also the Chinese version that ships with Hydrogen OS and Chinese LTE support - this one is not available on oneplus.net (and is almost certainly the version you will get if you buy from anywhere else).
Here’s a breakdown of the differences (for EU/NA, bands in bold only available on that version):
Note that compatibility here refers to LTE, the fastest network currently available. The slower 2G/3G GSM frequencies (below referred to as GSM and WCDMA) are less fragmented and you should be able to get data almost worldwide with the included 2&3G bands regardless of the version. Use http://www.willmyphonework.net/ for easy reference.
EU/Asia
GSM: 850, 900, 1800, 1900MHz
WCDMA: Bands 1/2/5/8
FDD-LTE: Bands 1/3/5/7/8/20
TDD-LTE: Bands 38/40/41
3 and 20 are used almost all over Europe, but not at all in North America. Band 8, although available in both versions, is used in Europe and India but is seeing increasing adoption worldwide.
North America
GSM: 850, 900, 1800, 1900MHz
WCDMA: Bands 1/2/4/5/8
FDD-LTE: Bands 1/2/4/5/7/8/12/17
For NA, the removal of bands 3 & 20 allows us to add all the GSM bands you’ll need.
China
GSM: 850, 900, 1800, 1900MHz
WCDMA: 1/2/5/8
TD-SCDMA: 34/39
TDD-LTE: 38/39/40/41
FDD-LTE: 1/3/7
The Chinese version will have very limited 4G compatibility in Europe and North America. More importantly, it only has one IMEI meaning you will not have dual-SIM capability outside of China. If you like having dual SIMs, do not buy the Chinese version.
Original thread is here: https://forums.oneplus.net/threads/oneplus-2-regional-versions-explained.338780/
Regards
---------- Post added at 12:32 AM ---------- Previous post was at 12:11 AM ----------
Here is procedures to unlock LTE bands in Xiaomi Mi Note Pro. Both mobiles (Xioami and OP2) built same processor so maybe this method is for us. I did not tried it yet.
http://forum.xda-developers.com/mi-...how-to-unlock-lte-frequency-bands-mi-t3215880

A way to enable more LTE bands to ZenFone 2 Laser (ZE500KL)

Hello to all,
I have a ZenFone 2 Laser (ZE500KL). Asus support said me that is a Taiwanese version.
The issue is that is not working with LTE network in my country, only with 2G and 3G. Here is used AWS1 that is the same AWS band 4 (1700/2100 MHz) 1700 for uplink and 2100 for downlink. Asus support said me that I have nothing to do since is a hardware issue because the antenna doesn't work in 1700/2100.
Is there a way to know if this handset could be enabled to work with LTE AWS Band 4?
Thanks in advance for any help.
Regards
First thing first, I'm sorry if my reply did not help you, and this is based on my limited understanding...
Simple answers would be nothing, nothing you can do if this is "hardware" limitation as asus told you.
Now the explanation, note that I'm not knowledgeable about this thing, so I don't think could give a meaningful explanation.
From what I've read, LTE, on different country use different band (1700, 2100, etc). And by that, just say *not the real reason, just play along with it*, "device built by limiting hw capabilities to certain band, to work on region A, because that device didn't meant to work/used outside region A" . This might the reason, you could see asus with WW or TW variant. They limit the device hardware to work only with certain band range.
This is hardware, not software/firmware (if you compare it to like some "unlocked provider device") . So you can't do anything about it.
This is like, using CDMA phone with GSM card, they work at different band. AFAIK it didn't work, cmiiw.
Oh, IIRC, old phone (before Android born) mostly have triband (GSM) you might won't be able to use your device outside your country. Then, newer phone, till now, use quad band to support usability around the globe. cmiiw
I hope you get what I'm trying to say there~
I don't know what it mean about LTE aws 1 / aws 4, I don't think this is just band length (1700/2100).
# sorry for my bad english
Sent from my ASUS_Z00RD using XDA Labs

LTE Interband or intraband support

I know this phone support LTE 2 bands carrier aggregration from the website, but i have lag of knowledge about the LTE interband / intraband support. Hope any user able to answer my question
SK Wong said:
I know this phone support LTE 2 bands carrier aggregration from the website, but i have lag of knowledge about the LTE interband / intraband support. Hope any user able to answer my question
Click to expand...
Click to collapse
Hi,
Try to read more about 4g+ (where 2 ou more bands can be used at same time)...
Anyone tries to unlock the LTE (4G) Bands on z17 mini?
I would like to unlock the 28 band 700Mhz APT...
Reading now more about unlock in
https://forum.xda-developers.com/showpost.php?p=64675180&postcount=11
But nobody has unblocked this frequency.
Well, soon as possible, I'll try and back here to post if worked.

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