Can't Register on 3G Networks (Only 2G works) - Galaxy S III I9305 (4G LTE + 2GB RAM) Q&A, Help &

Just got a Samsung Galaxy S3 LTE (GT - I9305).
And installed MIUI ROM , But my phone can't register on 3G networks, only 2G Network works.
First I thought, it's rom's problem but I think it's not , because I have installed Xposed Framework and tried switching networks with intelli3G, but no luck yet.
Could it be for CSC ?
The mobile was originally bought from UK and I am in Bangladesh right now.
Hoping to get a effective solution .
And Also , I forgot to take backup of my existing rom, can you suggest a original firmware?
Thanks.
Regards,
Shahriar

Screenshot on Enabling 3G
Here's the network signal details after enabling 3G
See attatchment

How could you solve this problm? I am alao facing the same prblm. I am using teletalk 3g
Sent from my GT-I9305 using XDA Premium 4 mobile app

My problem was solved just now!
fakhruddin.razi said:
How could you solve this problm? I am alao facing the same prblm. I am using teletalk 3g
Sent from my GT-I9305 using XDA Premium 4 mobile app
Click to expand...
Click to collapse
Hi ,
Can you check that your IMEI exists or not ?
My IMEI was gone , so I have sent the mobile for servicing and rewritten the IMEI, but it seemed that my IMEI was BLACKLISTED!
So , I told him to regenerate my IMEI and it's working fine at this moment .
and he took BDT 400 TK as service charge
If you think you can fix IMEI by yourself , good luck with that , but I wouldn't recommend that as I failed .
So , you can fix yours from a mobile servicing point
Good Luck .
- Shahriar

But my imei is exist. Evrn I cant root my phone
Sent from my GT-I9305 using XDA Premium 4 mobile app

Rooting Instructions.
fakhruddin.razi said:
But my imei is exist. Evrn I cant root my phone
Sent from my GT-I9305 using XDA Premium 4 mobile app
Click to expand...
Click to collapse
You can flash Philz touch recovery and install supersu binary from recovery

Related

[SOLVED] Restricted access changed

The other thread was closed due to use of Spanish I think...
I'm now suffering with this issue.. My city always had a good signal but from last days it started...
Happens every 5min ... Any tip?
____
Solved. Rooted (JB, finally!), installed Batakang ROM and *#*#4636#*#* (doesn't work at stock JB).. switched to WCDMA only..
Didn't have any disconnection again!
Re: Restricted access changed
Do you upgrade to JB?
Sent from my MB526 using xda premium
Yep but it worked great a few weeks!
is a problem with the quality of the phone network, to me was the same but only in places where the signal was not good, it is a problem of the radio that comes with JB
if we get root.. is it possible to change radio?
Re: Restricted access changed
I think thats a boot loader thing? But if flashing via recovery can then yes.
Sent from my MB886 using xda app-developers app
Even with the locked bootloader?
Re: Restricted access changed
That I highly doubt
Sent from my MB886 using xda app-developers app
I think this is not network fault..
I think that it happens only when the phone gets hot and the 3G is in use.. It won't happen while I'm at wifi
Thanks Dan to root my phone! It is finally working perfectly now
did I miss something, can you all say if it's the phone or network. Have a dual sim Huawei G500 works fine if both slots uses the same network.But once the other network is introduce, problems!!!
Solution
fromanbr said:
Thanks Dan to root my phone! It is finally working perfectly now
Click to expand...
Click to collapse
Hi, i'm having the same problem in colombia, what did you do to solve it?, i'm on stock aT&T JB rom but i have root.
magocop said:
Hi, i'm having the same problem in colombia, what did you do to solve it?, i'm on stock aT&T JB rom but i have root.
Click to expand...
Click to collapse
I installed the mexican retail and the fix radio but I no have good luck, my cellphone drop the signal, try install stock ICS
Sent from my MB526 using xda premium
solved now
Hi, what i did to solve this is installing phone info and with it i can choose the network type. for some reasons when 4g signal isn't good enough it gives that error so i switch to gsm only and i never get that error in my house wich is mainly where it happens.
hope this helps you.
gundam69 said:
I installed the mexican retail and the fix radio but I no have good luck, my cellphone drop the signal, try install stock ICS
Sent from my MB526 using xda premium
Click to expand...
Click to collapse

Network and imei problem

Hello ,i am in a big trouble...actually i was on ritzy rom 2.0 and after that i installed cm 9 on my phone and overall it was good but it was unable to register on any network so i decided to change the baseband version to ddjv5 through odin..after completing when i saw my phone's info then baseband version was showing unknown...then i modified the cm 9 zip file with ddjv5 modem and again installed it and this time base band was showing ddjv5...but still it was unable to register on any network so i then tried to flash back to ritzy rom but i was unable to flash it..it was saying error in ritzy rom...after that i downloaded cm 10 and successfully flashed it...but when i rebooted my phone without sim a message popped up saying..your phone imei number is invalid and it may cause network problem,,but when i start my phone with the sim card..no such message is shown!!!..my phone's imei is 004999010640000..any help why it is unable to register on any network??is that because of the imei??...please help
Sent from my GT-S5830i using xda app-developers app
Sent from my GT-S5830i using xda app-developers app
By the sounds of it it is down to your imei search the forums for imei restore and you should find something to help story I can't help more
Sent from my GT-I9000 using XDA Premium HD app
Thanks kevin
Sent from my GT-I9000 using xda app-developers app

my x8 signal is lost or low

hi .
my x8 signal is lost or low .
after i setup new custom rom thats problem was happen .
i setup other rom ... but it cant solve
hardware havent any problem i check it .
network operator havent any problem ,,,
is any one here that can help me .
my bootloader is 11w38
and simlock certifi....
There is a thread specifically for this problem.
It could have been avoided by reading before flashing.
Find the thread and read it thoroughly.
You can fix it, if you read..
i didnt flash it . bootloader is unlocked . just
when i setup new rom ... my phone was freeze's on sony ericsson message .
Check that is it on WCDMA or GSM. Apply to GSM mode.....hope it work for you
:thumbup:
Sent from my ST26i using xda app-developers app
yes GSM mode will definately work...
Branded phones only show correct network
Other phones shows fairly (rare in some phones)
Eg:China or local
Sent from my E15i using xda app-developers app

[Q] Network Sim Unlock Code

Hi, anyone here facing same problems with me? or do you have any solution other than purchase the code?
this only happened when I install ICS or JB rom... no issue on GB
anyway, i'm using DIGI telco from malaysia
please guide me on this, Thanks
can you just nor press "cancel"
if not just flash another rom. you will be fine
i cant, once i pressed dismiss, means no 3g data connection...
Sent from my Advanced II using xda premium
pstan82 said:
i cant, once i pressed dismiss, means no 3g data connection...
Sent from my Advanced II using xda premium
Click to expand...
Click to collapse
problem is not with network... so which ROM you are using? how come you coming to that problem, give in detail... and any way we also sometime face the same problem and by canceling the same we start to use mobile again with active 3g
dont know
Be sure ur not lock ur sim with password before flash anything, or ull be stuck with sim pin request...
Sent from my FIH-FB0 using Tapatalk 2

Cannot connect to 3G

I need help..my htc one got no service when i activate WCDMA and 3G...it just got a signal when i set it to GSM...my phone was rooted and s-OFF..i already change the costum rom and now already running the RUU..but it do not solved my problem...anyone can help me??
Sent from my SM-T211 using xda app-developers app

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