4G+ Hypothesis on Curtana - Redmi Note 9S / Note 9 Pro (Indian Model) Question

So, curtana does not support 4G+ for a wide variety of networks, but Joyeuse supports 4G+ due to it's CA combination as seen from cacombos.com
I've looked at both phones closely and the only difference is camera. Same chipset and all.
I came across this video on YouTube that has a guide how to enable 4G+ on Redmi Note 5 plus
Link here> https://youtu.be/x1sxrUXwF8M
Of course this was with a modified modem file for the specific device.
I was thinking, isn't there anyway we could get the modem files of Joyeuse that supports 4G+ and flash it on curtana since they use the same Snapdragon X15 modem?
I'm sure only the CA configuration were changed.
I'm not a dev, but this is my hypothesis.
I would appreciate if any one who has more insight on this can share his or her opinion.
Thank you.

I can't help with any insight on this, but just to let you know I have 4G+ working with EE in the UK with my 9S Curtana. It worked straight out of the box without having to change or modify anything.
When I am in a 4G+ area it will show on the top status bar.
Best of luck.

galaxy6220 said:
I can't help with any insight on this, but just to let you know I have 4G+ working with EE in the UK with my 9S Curtana. It worked straight out of the box without having to change or modify anything.
When I am in a 4G+ area it will show on the top status bar.
Best of luck.
Click to expand...
Click to collapse
Thanks for your feedback. I made some extra research and my Curtana does not have my carriers CA Combinations.
Right now I am downloading stock ROM so I'd try the guide if it'll do any good.

Anyone got anything?

I have curtana (EEA) and 4g+. No issues so far.
The difference is, no 4g+ (or lte+) icon just 4g.

Related

How can I fix 4g+ in Xiaomi phones?

Hi, I am using redmi note 3 SD. Unfortunately I can't use 4g+, I am sure that I am able to use 4g+ but looks like Xiaomi limits it!
Is there any way to get Carrier Aggression?
Is 4g+ able in another ROM? for example lineage OS?

H930DS - LTE+ support on Indian carriers?

Guys, since chipset (SD835) on v30 supports 3CA, while OP5/5T supports LTE+ on Indian carriers Jio and airtel,
Does LG v30 - Indian H930DS model support LTE+ on Jio by any chance?
arvindgr said:
Guys, since chipset (SD835) on v30 supports 3CA, while OP5/5T supports LTE+ on Indian carriers Jio and airtel,
Does LG v30 - Indian H930DS model support LTE+ on Jio by any chance?
Click to expand...
Click to collapse
Yes.
There's also a dedicated India thread where it's all been discussed.
Sent via open market LG US998 V30/V30+
ChazzMatt said:
Yes
Click to expand...
Click to collapse
If so, I would buy this right away, if H930DS supports LTE+ and VoLTE in custom ROMs. Need to confirm if VoLTE works in LOS..
This "VoLTE" in custom ROMs at XDA has been recently evolving as taboo..!
Anyways, do you use custom ROMs in your V30..?
EDITED TO CORRECT MISINFORMATION. YOU DO NOT LOSE DUAL SIM card functionality.
arvindgr said:
If so, I would buy this right away, if H930DS supports LTE+ and VoLTE in custom ROMs. Need to confirm if VoLTE works in LOS..
This "VoLTE" in custom ROMs at XDA has been recently evolving as taboo..!
Anyways, do you use custom ROMs in your V30..?
Click to expand...
Click to collapse
The Indian LG V30+ supports Jio VoLTE on stock India Nougat. Oreo for that region has not been released yet, and while you can flash to another region to get Oreo then you would lose the Jio VoLTE.
You can only get root by flashing to H930 or the CIS H930DS OREO KDZ.
Perhaps with root you can flash parts back to get VoLTE like the Verizon guys have done -- or even 2nd SIM back -- but I can't promise that.
ChazzMatt said:
The Indian LG V30+ supports Jio VoLTE on stock India Nougat. Oreo for that region has not been released yet, and while you can flash to another region to get Oreo then you would lose the Jio VoLTE.
You can only get root by flashing to H930 and you also would lose 2nd SIM card functionality.
Perhaps with root you can flash parts back to get VoLTE like the Verizon guys have done -- or even 2nd SIM back -- but I can't promise that.
Click to expand...
Click to collapse
Thanks for your help, but I'd want to clarify the context little clear.
As you might know, Jio is LTE-only carrier and VoLTE is the only way of calling in that network. However, my question is about something else, viz. LTE+ - The capability of the phone to support certain LTE features like multiple carrier aggregations (CA), 256QAM, 64x64MIMO
Here in India, two carriers namely, Airtel and Jio have enabled LTE-CA in major cities. Hence I would want to know since some V30 Indian guys were confirming me LTE+ in Stock ROM - if LTE+ is supported even in custom ROM after BL unlock?
(Reason, why I'm looking for this, is, networks here are so much congested that during peak time, I hardly get 200kBps from single Band40-TDD LTE cell. If LTE+ is available on custom ROMs like in OP5/6 it will help get over this congestion)
arvindgr said:
Thanks for your help, but I'd want to clarify the context little clear.
As you might know, Jio is LTE-only carrier and VoLTE is the only way of calling in that network. However, my question is about something else, viz. LTE+ - The capability of the phone to support certain LTE features like multiple carrier aggregations (CA), 256QAM, 64x64MIMO
Here in India, two carriers namely, Airtel and Jio have enabled LTE-CA in major cities. Hence I would want to know since some V30 Indian guys were confirming me LTE+ in Stock ROM - if LTE+ is supported even in custom ROM after BL unlock?
(Reason, why I'm looking for this, is, networks here are so much congested that during peak time, I hardly get 200kBps from single Band40-TDD LTE cell. If LTE+ is available on custom ROMs like in OP5/6 it will help get over this congestion)
Click to expand...
Click to collapse
I don't know. I also just corrected my post for quoted. You don't lose dual SIM functionality with bootloader unlock and root on the H930.
arvindgr said:
Thanks for your help, but I'd want to clarify the context little clear.
As you might know, Jio is LTE-only carrier and VoLTE is the only way of calling in that network. However, my question is about something else, viz. LTE+ - The capability of the phone to support certain LTE features like multiple carrier aggregations (CA), 256QAM, 64x64MIMO
Here in India, two carriers namely, Airtel and Jio have enabled LTE-CA in major cities. Hence I would want to know since some V30 Indian guys were confirming me LTE+ in Stock ROM - if LTE+ is supported even in custom ROM after BL unlock?
(Reason, why I'm looking for this, is, networks here are so much congested that during peak time, I hardly get 200kBps from single Band40-TDD LTE cell. If LTE+ is available on custom ROMs like in OP5/6 it will help get over this congestion)
Click to expand...
Click to collapse
Hi, just like volte support on our indian stock, the lte+ also works only Indian stock too.
I am currently on Boobox rom rooted with twrp and bootloader unlocked I dont get lte+. Rest assured everything is working great and on lte+ I saw nothing of much improvement over airtel since they have started to compete with jio prices.
So take my words root it and feel the freedom.
mehra1 said:
Hi, just like volte support on our indian stock, the lte+ also works only Indian stock too.
I am currently on Boobox rom rooted with twrp and bootloader unlocked I dont get lte+. Rest assured everything is working great and on lte+ I saw nothing of much improvement over airtel since they have started to compete with jio prices.
So take my words root it and feel the freedom.
Click to expand...
Click to collapse
Thanks for stepping-in! I thought I wont get any further replies..
In my case, Jio has CA in 3 bands (Bands 3+5+40). And the place where I reside has pathetic network reception. I was about to switch to airtel, until I saw my friend OP5 getting marvellous speeds at the same place.
Also in your case, airtel has 2 bands CA (Bands 3+40). And since Band 3 will be so much congested, you wouldn't have got any considerable difference. Hence It should theoretically improve connectivity with my Jio..., However, before I jump, Can you install root app called NSG and share its screenshot?
arvindgr said:
Thanks for stepping-in! I thought I wont get any further replies..
In my case, Jio has CA in 3 bands (Bands 3+5+40). And the place where I reside has pathetic network reception. I was about to switch to airtel, until I saw my friend OP5 getting marvellous speeds at the same place.
Also in your case, airtel has 2 bands CA (Bands 3+40). And since Band 3 will be so much congested, you wouldn't have got any considerable difference. Hence It should theoretically improve connectivity with my Jio..., However, before I jump, Can you install root app called NSG and share its screenshot?
Click to expand...
Click to collapse
Can you specify which screenshot you exactly looking as this app has more then 10 screens.
FYI it still has lte bands 1, 3, 5, 40 and 41 which are required in India.
mehra1 said:
Can you specify which screenshot you exactly looking as this app has more then 10 screens.
FYI it still has lte bands 1, 3, 5, 40 and 41 which are required in India.
Click to expand...
Click to collapse
I'm looking for LTE CA Matrix and LTE Cell Table pages
My current Redmi Note 4 though supports 2CA, some support on modem is missing it seems... Hence it's showing LTE+ in mine despite not aggregating with 2nd cell. I was suspecting LTE+ to be still there, but may be your ROM isn't showing you.. Hence those Screenshots would help understand that..
Attaching my device screenshots..
arvindgr said:
I'm looking for LTE CA Matrix and LTE Cell Table pages
My current Redmi Note 4 though supports 2CA, some support on modem is missing it seems... Hence it's showing LTE+ in mine despite not aggregating with 2nd cell. I was suspecting LTE+ to be still there, but may be your ROM isn't showing you.. Hence those Screenshots would help understand that..
Attaching my device screenshots..
Click to expand...
Click to collapse
Here u go!
You can change and lock lte band by using this even without rooting *#546368#*930#

Does Redmi note 9s support carrier aggregation?

Hi,
Bought a Redmi note 9s and works fine but I noticed when connecting to LTE/4G it just shows 4G and not 4G+.
My Redmi Note 8 Pro shows 4G+ just fine with the same sim card but Note 9s doesn't.
I tested the speed on Note 8 Pro it gives ~150Mbps but on Note 9S just around 50-60Mbps which means carrier aggregation is not working.
When I checked snapdragon 720G specs I found it supports carrier aggregation.
Is it a bug on MIUI 11 or it's disabled by Xiaomi?
Any idea?
The_wolf88 said:
Hi,
Bought a Redmi note 9s and works fine but I noticed when connecting to LTE/4G it just shows 4G and not 4G+.
My Redmi Note 8 Pro shows 4G+ just fine with the same sim card but Note 9s doesn't.
I tested the speed on Note 8 Pro it gives ~150Mbps but on Note 9S just around 50-60Mbps which means carrier aggregation is not working.
When I checked snapdragon 720G specs I found it supports carrier aggregation.
Is it a bug on MIUI 11 or it's disabled by Xiaomi?
Any idea?
Click to expand...
Click to collapse
Yes my Redmi Note 9S Global seems to support carrier aggregation (4G+)
I have here supported 4G Combinations: https://cacombos.com/device?model=M2003J6A1G . This device support only intra-band CA - so this is maybe reason why you don't get 4G+.
Note 8 Pro https://cacombos.com/device?model=M1906G7G support 1+3 so that i think your network use?
To improve database you can send to me modem log from your device. Here is instruction: https://mt-tech.fi/en/how-to-get-4g...phone/#Method_for_Qualcomm_Devices_after_2020 - you can send log file to: https://cacombos.com/contribute .
galaxy6220 said:
Yes my Redmi Note 9S Global seems to support carrier aggregation (4G+)
Click to expand...
Click to collapse
Very strange, which miui version installed on your phone?
olkitu said:
I have here supported 4G Combinations: https://cacombos.com/device?model=M2003J6A1G . This device support only intra-band CA - so this is maybe reason why you don't get 4G+.
Note 8 Pro https://cacombos.com/device?model=M1906G7G support 1+3 so that i think your network use?
To improve database you can send to me modem log from your device. Here is instruction: https://mt-tech.fi/en/how-to-get-4g...phone/#Method_for_Qualcomm_Devices_after_2020 - you can send log file to: https://cacombos.com/contribute .
Click to expand...
Click to collapse
I need check my carrier what bands are used for CA.
I'll update once I get a reply from them.
The_wolf88 said:
Very strange, which miui version installed on your phone?
Click to expand...
Click to collapse
Miui 11.0.8. 4G+ was working out of the box, even using version 11.0.7 . My carrier is EE in the UK.
galaxy6220 said:
Miui 11.0.8. 4G+ was working out of the box, even using version 11.0.7 . My carrier is EE in the UK.
Click to expand...
Click to collapse
Screenshot not showing 4G+ was on wifi at the time Sorry couldn't delete/replace that. Just to show my Miui version.
galaxy6220 said:
Screenshot not showing 4G+ was on wifi at the time Sorry couldn't delete/replace that. Just to show my Miui version.
Click to expand...
Click to collapse
Same version I have.
Wifi calling is working also? anything special you did to get wifi calling working? I didn't work for me
galaxy6220 said:
Miui 11.0.8. 4G+ was working out of the box, even using version 11.0.7 . My carrier is EE in the UK.
Click to expand...
Click to collapse
EE UK use Contiguous CA B3+B3 (3C) and B7+B7 (7C) so that's why you see 4G+. Not every network do contiguous CA so then they doesn't see 4G+ icon.
---------- Post added at 03:22 PM ---------- Previous post was at 03:14 PM ----------
The_wolf88 said:
Same version I have.
Wifi calling is working also? anything special you did to get wifi calling working? I didn't work for me
Click to expand...
Click to collapse
Need providers configuration to get VoWIFI working properly. Your provider and Xiaomi have to work together to bring VoWIFI and VoLTE services to this device.
The_wolf88 said:
Same version I have.
Wifi calling is working also? anything special you did to get wifi calling working? I didn't work for me
Click to expand...
Click to collapse
No I just enabled wifi calling in the Sim Card & Mobile network settings. I set the option below that to favour wifi calling, so that icon always appears whenever I'm in range of my router. I have never asked EE for voWiFi or VoLTE permissions.
Just to mention too, on my previous Redmi Note phones I used to have to mess around deep to get VoLTE working but this option worked straight out of the box for my 9S. Hope you manage to sort it.
olkitu said:
EE UK use Contiguous CA B3+B3 (3C) and B7+B7 (7C) so that's why you see 4G+. Not every network do contiguous CA so then they doesn't see 4G+ icon.
---------- Post added at 03:22 PM ---------- Previous post was at 03:14 PM ----------
Need providers configuration to get VoWIFI working properly. Your provider and Xiaomi have to work together to bring VoWIFI and VoLTE services to this device.
Click to expand...
Click to collapse
My carrier is doing the same, when I asked them they said we use B3+B3 (1800MHz) for CA. It's strange why it's not working for me.
There is no way my provider will support Xiaomi at least for now because in my country Samsung/Huawei are the majority and those are supported.
Samsung has both VoLTE and VoWifi, Huawei only VoLTE.
For me to get VoLTE for Xiaomi I just disable carrier check by code *#*#86583#*#* in my phone and add IMS apn settings and it connects to VoLTE.
galaxy6220 said:
No I just enabled wifi calling in the Sim Card & Mobile network settings. I set the option below that to favour wifi calling, so that icon always appears whenever I'm in range of my router. I have never asked EE for voWiFi or VoLTE permissions.
Just to mention too, on my previous Redmi Note phones I used to have to mess around deep to get VoLTE working but this option worked straight out of the box for my 9S. Hope you manage to sort it.
Click to expand...
Click to collapse
VoLTE is working with code *#*#86583#*#* and add IMS apn, but it seems for VoWifi carrier has to add those settings in their network.
The_wolf88 said:
My carrier is doing the same, when I asked them they said we use B3+B3 (1800MHz) for CA. It's strange why it's not working for me.
There is no way my provider will support Xiaomi at least for now because in my country Samsung/Huawei are the majority and those are supported.
Samsung has both VoLTE and VoWifi, Huawei only VoLTE.
For me to get VoLTE for Xiaomi I just disable carrier check by code *#*#86583#*#* in my phone and add IMS apn settings and it connects to VoLTE.
VoLTE is working with code *#*#86583#*#* and add IMS apn, but it seems for VoWifi carrier has to add those settings in their network.
Click to expand...
Click to collapse
What ia your operator? Maybe they do 3A-3A not 3C. That is reason why no 4G+ enabled.
I also have the question if RN 9S and/or RN 9 Pro support the same or more then RN 7 regarding LTE Bands and CA specifically for IT provider TIM.
RN 7 is LTE Cat 9 450/50 with interesting Bands 1/3/7/20? (no 32) and should support 2CA 3-1 (no 7-3).
RN 9s LTE Cat 12 600/150 with interesting Bands 1/3/7/20? (no 32) and no reported support of 2CA 3-1 or 7-3.
RN 9 Pro LTE Cat 12 600/150 with interesting Bands 1/3/7/20? (no 32) and reported support of 2CA 3-1 + 7-3.
Regarding Bands deviceranks.com has: RN7 no 3/20, RN9s no 20, RN9Pro no 20. cacombos.com reports: RN7 Global has 3/20 (LTE 400/150), RN9s Global has 20, RN9Pro has 20.
Regarding CA cacombos.com reports: RN7 has 2CA 3-1 (no 7-3), RN9s has no (reported) 2CA, RN9Pro Global has 2CA 3-1, 7-3
So there are a lot of unclear listings probably also by not showing if Global model or not.
I wonder if there is a difference in those specs between 9s and 9 Pro, the 2CA support seems decisive to me, especially when 9s does not support any 2CA.
ChriMo said:
I also have the question if RN 9S and/or RN 9 Pro support the same or more then RN 7 regarding LTE Bands and CA specifically for IT provider TIM.
RN 7 is LTE Cat 9 450/50 with interesting Bands 1/3/7/20? (no 32) and should support 2CA 3-1 (no 7-3).
RN 9s LTE Cat 12 600/150 with interesting Bands 1/3/7/20? (no 32) and no reported support of 2CA 3-1 or 7-3.
RN 9 Pro LTE Cat 12 600/150 with interesting Bands 1/3/7/20? (no 32) and reported support of 2CA 3-1 + 7-3.
Regarding Bands deviceranks.com has: RN7 no 3/20, RN9s no 20, RN9Pro no 20. cacombos.com reports: RN7 Global has 3/20 (LTE 400/150), RN9s Global has 20, RN9Pro has 20.
Regarding CA cacombos.com reports: RN7 has 2CA 3-1 (no 7-3), RN9s has no (reported) 2CA, RN9Pro Global has 2CA 3-1, 7-3
So there are a lot of unclear listings probably also by not showing if Global model or not.
I wonder if there is a difference in those specs between 9s and 9 Pro, the 2CA support seems decisive to me, especially when 9s does not support any 2CA.
Click to expand...
Click to collapse
I have here listed CA combinations of devices:
Redmi Note 7: https://cacombos.com/device?model=M1901F7G (CAT13)
Redmi Note 9s: https://cacombos.com/device?model=M2003J6A1G (CAT13)
Redmi Note 9 Pro: https://cacombos.com/device?model=M2003J6B2G (CAT12)
I'm from Malaysia using operator Digi https://en.m.wikipedia.org/wiki/Digi_Telecommunications
Same situation as OP, just 4G no 4G+
Can't even toggle VoLTE provision in phone information(attached pic)
BTW how to check which operator supports VoLTE for RN9S?

Question 4G+ not showing / working

Hi all, sorry if its not relevant to post here but i need help. I am using poco m4 pro 4G (g96) version which is 4G+ supported phone but it doesn't show 4g+ when mobile data turned on. While my 3 years old redmi note 8 pro showing 4g+ in exact same place exact same network sim card etc. I have tried messing with Apns and engineering mode settings but everything seems fine. Any idea what's going on?
n70shan said:
Hi all, sorry if its not relevant to post here but i need help. I am using poco m4 pro 4G (g96) version which is 4G+ supported phone but it doesn't show 4g+ when mobile data turned on. While my 3 years old redmi note 8 pro showing 4g+ in exact same place exact same network sim card etc. I have tried messing with Apns and engineering mode settings but everything seems fine. Any idea what's going on?
Click to expand...
Click to collapse
Probably because
1. Both phones support different 4g+ bands, and your carrier might not support the bands which is compatible with the Poco M4 Pro.
2. Xiaomi probably forgot your carrier exists and maybe the phone's firmware lacks the necessary configurations required to support 4g+ with your carrier.
Hi. Happens the same to me.
Moto g52 uses 4g+ meanwhile poco m4 pro 4g doesn't. Same operator(ho mobile, Italian virtual of Vodafone) , some place. Nothing we can do but changing phone. By the way even without 4g+ it works fine so we have to live with that since there is no way to enable it.

LG V60 TM Unlocked Greece 4G/5G Bands

Hello i have imported an LG V60 TM to greece. It is my second time that i import a lg v60 to greece. The first time was 2020, and back at the time that lg v60 TM was having 5G in my county (i dont know how..) now the second time i bought a TM model, i have not all 4g bands and i am missing 5G. The TM is as far as i know app unlocked. What i can do to enable 4g+ or lte or 5g to my lg?
It is now updated to A13.
Thank you all.
Do you by any chance have the model, rom, or any other data from youur previous phone that had 5G?
I'm also in Greece on Cosmote and haven't found a way yet to get 5G on my v60 (TM originaly, but converted to EA). I have tried 6+ roms (v10,11,12) without success. The TM rom might show 5G on the top right but NetMonster says its actually 4G. If you have some luck plese update the thread. Thank you.
No I don't remember the model the rom was definitely TM original. But the main difference from the one I have now. It's that mins now has something that tries to activates network but it failes. And then I did not had that.
Also can you share info about your lg60? Mine says it has LTE but I only can reach 30mbps in Athens . I can see band 3,7,20 but I don't think volTE is working.
I get similar speeds as you in 4G, maybe double in good cell towers. VoLTE, VoWifi never worked after trying many posts on this forum, with rooted device. I decided to stay in stock and check for solutions later. I think I should start looking for JigsawMobile moded modem files and if this doesn't work reinstall my original TM rom backup to get the Android 13 OTA. If anything comes up I'll post updates.
What information would you like from my V60?

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