[Completed] Please help me with my network problems on you yureka plus - XDA Assist

Hello guys,
I have a you yureka plus phone which I bought a week ago. I'm facing network problems with it since the time II switched it on. I am not able to get network coverage and therefore very less Internet speed in my home whereas my older phone gets amazing coverage and very high internet speed.
I have contacted the sim card operator and they weren't able to help.
I tried almost all possible ways to get rid of the problem.
I tried the *#*#4636#*#* thing.
I tried changing different apns.
Rooted my phone and tried different custom ROMs and kernals.
So far global ROM miui v8 is the best one as it gives network bars but the internet speed is stilp very low compared to the other phone.
I flashed a different modem file found here in xda but that also didn't work.
I'm out of ideas and I'd really appreciate any help.
Sim cards- jio and tata DoCoMo
Current ROM - global miui v8 based on android 5.1.1
Kernal - velocity v10.3
Thank you.

Hi !
This seems to be a device specific issue , maybe your network doesn`t match the device basebands , try changing them from settings/prefered network type and also get in tuch with your provider about this
Cheers !

i tried all the options in the preferred network type with no success. my provider said there's something wrong with phone's software and he couldn't help with that

minesh melvin said:
i tried all the options in the preferred network type with no success. my provider said there's something wrong with phone's software and he couldn't help with that
Click to expand...
Click to collapse
Are you sure that the phone supports your carriers bands ? You may find that you are only able to get 3g or only have one or two of the bands that your carrier uses
Regards
Sawdoctor

I'm sure it supports 4g, because I get good 4g speed in my workplace. I'm having this problem only in certain areas like my home and college. How do i check the exact bandwidth capabilities of my phone?

Related

3G internet does not work - although it does say H

My HTC Desire S seems to be connected on the Internet on 3G (H) but nothing comes through. The 2 arrows also blink but the connectivity does not seem to take place.
If i turn WIFI on it works and when i switch off WIFI - the internet get stuck
I have done hard reset, restored to factory settings and problem persists.
I tried the sim card in another phone the and internet seems to work there on 3G suggesting it is not a network or sim issue.
I wonder if there is any setting that needs to be rectified.
Any idea?
Thanks
M
what rom/kernal are you using?
You've already tried most of things that I'd normally suggest, so don't think that I can help very much.
Sounds like it could be APN issue (which I now little about), where do you live and what network are you on? As this will help others to possibly assist further.
Does your network provider have the function where they can send your phone network settings, if so possibly try this?
I'm on three and live in London, UK.
rom 2.3.3. kernel 2.6.35.10
ghislandi said:
I'm on three and live in London, UK.
rom 2.3.3. kernel 2.6.35.10
Click to expand...
Click to collapse
Sounds like the stock (standard - out if the box) phone in which case call 3 or take it into a shop, not that there likely to be able to help but...
Sent from my HTC Desire S using xda premium
ghislandi said:
I'm on three and live in London, UK.
rom 2.3.3. kernel 2.6.35.10
Click to expand...
Click to collapse
does 3 UK use 900 / 2100 band for 3g?
if it doesn't you may have to change to a different provider

Custom ROMs -> Bad or no LTE connection (SK Telecom, Korea)

Hi All,
Just recently bought an N5, and really loving it. On stock ROM, I have no problem with LTE connectivity, wifi etc... but whenever I install a custom ROM, I lose that connectivity. I 'force' the LTE APN from settings, and I've also tried creating a new APN with the correct settings for my region, however I never get the LTE connection. The icon at the top just stays at the "H" or "H+", which if my memory serves me correct refers to HSDPA or something like that (aka 3g). I use an unlimited data plan, so this really sucks.
Anyone know a workaround where I can use custom ROMS and use them here in Korea? (SKT carrier)
Thanks,
J
p.s. any suggestions would be welcome, as I'm aware that this sort of problems exist for a lot of N5 owners after searching the web. However I could not find any fixes.
Problem solved, seems like certain ROMs are incompatible? Maybe something to do with the radio frequency / kernel etc...
Not sure why, but installing Xenon HD ROM has solved all my problems !
You can use the /etc/apns-conf.xml from any SK device, like a Korean s4 or the one from the stock n5 rom. Just replace the one in which ever rom you're using.

[Q] Galaxy S3 I535 No Service After KitKat Flash (4.4.4)

Hello everyone. I was hoping that some of you that are more knowledgeable about this stuff could help me out here. I recently flashed from CM 10.2 to KitKat (4.4.4), which everything went smoothly for the most part. However, I've noticed that my phone constantly has no service. I should probably state that I live in an area with very low service to begin with, but prior to the flash I was able to get at least a bar inside my house. Now, I'm unable to get anything.
The first thing I could think of to check was my settings in the phone. The data is enabled, CDMA Roaming mode is set to automatic, CDMA subscription is set to RUIM / SIM, and the Preferred Network Type was Global. I wasn't familiar with the global setting as I was used to seeing the LTE / CDMA / EvDo options there. So, when I clicked on it, it now gives LTE, 3g, 2g, 1x, and Global as options. I tried changing it to 3g, but the changes would not save that way. The only way I could get them to save was to power off the phone, take the sim card out and put it back in, and then reboot and switch them. Once i pick a new setting (which is now set on 3g), it locks it and I can't change it again without removing sim card.
When I look in About Phone > Status section, I'm seeing the network says searching for service. The mobile network type is unknown. The service state is out of service, and the mobile network state is disconnected.
Is there anything I can do to fix this issue? If so, I would truly appreciate any type of guidance you guys or gals could give me. Thanks!
I didn't read your entire post but myself and several others have reported signal issues after 4.4.4 flashes on all different ROM types. I think 4.4.4 is just picky about what firmware and baseband you're running. I flashed a few different RPM packages too but in the end I got lucky flashing the BLK3 modem and it seemed to fix my issues. I had noticeably poor signal strength most of the time and a couple times I would look down at my phone and I'd have no signal at all.
Maybe a dev or expert can shed some light on the root of the issue. I don't know enough about under the hood stuff to make an expert diagnosis.
Edit: The unanimous fix that everyone appears to agree on is to flash the MF1 AIO (all in one) package and then flash the ML1 modem only. Problem is finding a legit source for the MF1 aio package seems to be up in the air.
Like I said though, I didn't even do this. I was just trying all kinds of combinations of modems/aio's/ and rpm's and I got lucky. 2 days now with a solid signal at all times. LTE speeds are blazing too, 45 down and 10 up.
Check ur imei number. Or flash a backup and see if that fixes ur problem.
Sent from my SCH-I535 using XDA Free mobile app
jayjr1105 said:
Like I said though, I didn't even do this. I was just trying all kinds of combinations of modems/aio's/ and rpm's and I got lucky. 2 days now with a solid signal at all times. LTE speeds are blazing too, 45 down and 10 up.
Click to expand...
Click to collapse
Can you share the specific steps you took? What worked for you and where can we download it from?
thanks!

[Completed] unusual network problem on yu yureka

Hello guys,
I have a you yureka plus phone which I bought a week ago. I'm facing network problems with it since the time II switched it on. I am not able to get network coverage and therefore very less Internet speed in my home whereas my older phone gets amazing coverage and very high internet speed.
in certain areas i get good network coverage and proper speed but i dont get said speed and coverage at home.
I have contacted the sim card operator and they weren't able to help.
I tried almost all possible ways to get rid of the problem.
I tried the *#*#4636#*#* thing.
I tried changing different apns.
Rooted my phone and tried different custom ROMs and kernals.
So far global ROM miui v8 is the best one as it gives network bars but the internet speed is stilp very low compared to the other phone.
I flashed a different modem file found here in xda but that also didn't work.
I'm out of ideas and I'd really appreciate any help.
Sim cards- jio and tata DoCoMo
Current ROM - global miui v8 based on android 5.1.1
Kernal - velocity v10.3
Thank you.
Hi there and welcome to assist,
Look like some hardware fault but you can try this tutorial:
How to get jio network in any rom in yu yureka / plus
You'll have to create an account to post in the main forums if you have any other questions.
> YU Yureka > YU Yureka Q&A, Help & Troubleshooting
Good luck

MI MiX 2S LTE & 4G Bands and connection problem Solved

I finally solved the problem i encountred with my mi mix 2s regarding LTE & 4G Bands and connection .
I just flashed a modem.img file extracted from the lasted rom posted on xiaomi.eu
https://xiaomi.eu/community/threads/9-3-28.49842/
i just used this command on fastboot
fastboot flash modem modem.img
After rebooting i got the LTE signal working correctly.
Just give it a try if you have the same problem
Thanks
Which baseband version do you have after that? Which network provider do you use? Thanks!
I have a Mi Mix 2S, M1803D5XA, 8/256GB model, bootloader unlocked, running Global Beta ROM 9.3.28 with baseband version AT4.0c2.6-303-0325_2303_ea9c837. The network operator is Telefonica/O2, the service provider is 1&1. LTE coverage mostly B20/800Mhz, rural area.
After losing 4/LTE connection, my phone does not reconnect automatically with the available 4G/LTE network (B20, 800 MHz). I have to change the default preferred network settings (LTE/TD-SCDMA/UMTS) to "LTE only" or "LTE/CDMA/UMTS (auto) PRL" and only then the phone reconnects to the available 4G/LTE network immediately. Rebooting/restarting the phone also helps to reconnect. So I think I have to restart the modem to trigger a reconnect. If I just put the phone on the windowsill and wait for it to reconnect the modem sometimes seems to "freeze". The phone indicates a 4G/LTE connection (four out of five reception bars), however, there is no internet connection. Again, rebooting/restarting the phone helps.
Also, if the phone has to switch from 4G/LTE to 3G or 2G it does not aggressively try to reconnect with "better" networks. "Upgrading" the connection to a 4G/LTE network takes quite some time.
I wonder why the default preferred network is "LTE/TD-SCDMA/UMTS" anyway because there is no TD-SCDMA network in Europe. I think it should be "LTE/CDMA/UMTS (auto) PRL", again, I don't know whether this is part of the problem or just irrelevant.
I noticed this issue mid-January-ish, I do not know whether it can be linked to the Mi Mix 2S' SAR value issue that was discovered by some French authorities ...
Thanks,
Lars
Being totally frustrated led me to reverting my Mi MIX 2S (M1803D5XA, 8/256GB model) back to the Chinese Beta ROM 9.4.12 yesterday evening, completely wiping the phone and locking the bootloader in the process.
Today, I've tested the "reconnectivity" a few times and surprisingly (?) the phone now works as expected, or at least much better. After completely losing the 4G/LTE connection inside a building (this was also expected) the phone immediately reconnected to the available 2G network and then to the available 4G network upon leaving the building with almost zero lag.
Chinese Beta 9.4.12 comes with baseband version AT4.0.c2.6-303-0409_2210_8fadd5d.
and here is the final solution
Download link in this post
https://xiaomi.eu/community/threads/call-dropping-or-caller-does-not-hear-me-anymore.49296/page-2
Thanks to All
bibo3002 said:
and here is the final solution
Download link in this post
https://xiaomi.eu/community/threads/call-dropping-or-caller-does-not-hear-me-anymore.49296/page-2
Thanks to All
Click to expand...
Click to collapse
sadly this is still not the solution...
futureshock said:
sadly this is still not the solution...
Click to expand...
Click to collapse
Same on my side - yet another updates and still no luck!
The only solution for now is to downgrade ROM to anything from 2018 because problem started in early 2019 ROMs
still not solved...
even some reported that the issue should not be there when using an custom aosp rom... but i had an calldrop/caller didn't hear me anymore today on my test drive with resurrection remix rom! as soon as i use another phone, tested huawei p30pro, galaxy s10+ or even the simple nokia 81104g i havent had an single issue with call dropping on the same route!
it also make me belive that after flashing ah new rom (after ah wipe) it looks like that it is working.. but after a day or a few days the problems start to appear?!
I believe I'm still having this issue whereas in certain areas I'm losing coverage and my phone won't regain services for a very long time. It's predominantly happening at home which is very frustrating. Has anyone found success in resolving this issue? I'm on Verizon and looking for any help possible.

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