Is there a root guide for Nexus 7 3G? - Nexus 7 Q&A, Help & Troubleshooting

I've searched but can't find a definitive guide for rooting the Nexus 7 3G. I've been afraid to use the available tools because of "loss of 3G" issues.
Any help is appreciated.

Can't help sorry but I'm also interested in getting a mod for N7 3G. I want to get USB audio working and being able to charge at the same time, N7 will be used full time in a car.

I unlocked and rooted mine with the Nexus Toolkit. 3G and everything else still works just fine.

atoy74 said:
I've searched but can't find a definitive guide for rooting the Nexus 7 3G. I've been afraid to use the available tools because of "loss of 3G" issues.
Any help is appreciated.
Click to expand...
Click to collapse
I used the sure-fire method: unlock bootloader, flash or boot custom recovery thru fastboot, flash Superuser zip. 3G works fine.

atoy74 said:
I've searched but can't find a definitive guide for rooting the Nexus 7 3G. I've been afraid to use the available tools because of "loss of 3G" issues.
Any help is appreciated.
Click to expand...
Click to collapse
Look here: http://forum.xda-developers.com/showthread.php?t=1741395
Don't know why it's not pinned, really.

ksqp said:
Look here: http://forum.xda-developers.com/showthread.php?t=1741395
Don't know why it's not pinned, really.
Click to expand...
Click to collapse
3G stuff ought to be in its own forum :good:

This confirmed to work with the 3g model? I see no reference to it from that thread other then a couple posts at the end asking if it would work. No confirmations.
ksqp said:
Look here: http://forum.xda-developers.com/showthread.php?t=1741395
Don't know why it's not pinned, really.
Click to expand...
Click to collapse

Confirmed to work using this method with my 32GB 3g. 3G is working same as before.
psloan said:
This confirmed to work with the 3g model? I see no reference to it from that thread other then a couple posts at the end asking if it would work. No confirmations.
Click to expand...
Click to collapse

Does it make any difference where the nexus 7 was bought? I'm in UK and have seen a lot of talk about verizon which I guess is the US. Not sure if there is some customised version for the US out there.

Since it is a nexus device, fastboot works the same as on the wifi variant.
So there is no difference to unlock the bootloader and flash a recovery. And at least for me the recovery of the wifi version worked without problems. But I can't comment on 3g since I'm still waiting for my micro sim. But an old prepaid sim which I cut with scissors to fit was recognized and connected to the network. But without any money on it, I obviously couldn't use it.

Related

No Network after flash

Hi,
I successfully rooted my Nexus S 4G and flash it with with the gingerbread-ns4g-deck.
Everything worked fine so far. Mod looks great.
But I do not get any network service after the flash. It seems the phone is not recognizing the SIM card at all. Normally it asked for the PIN number after a reboot.
Now it doesn't. Also I have no option to choose a network manually.
I tried flashing different basebands (radios) and kernels.
Still no chance.
Thanks for your help! I live in Germany and have a Vodafone contract by the way.
All the best
GB
Nobody with an idea on this one?
Is there by chance an option where I can activate the SIM through entering my PIN number?
What should I do (install) to at least go back to the original firmware?
Thanks in advance.
GB
You have the cdma model?
Sent from my Nexus S 4G using XDA App
chewbz said:
You have the cdma model?
Sent from my Nexus S 4G using XDA App
Click to expand...
Click to collapse
Yes, I believe so. Quad-Band, W-CDMA.
This one right here:
http://www.samsung.de/de/Privatkund...T-I9023FSADBT/detail.aspx?atab=specifications
Thx for your help
Dude... you need to read more...
This is for the Nexus S 4G... for SPRINT. You flashed a SPRINT CDMA ROM on your GSM PHONE.
You need to stay in this forum: http://forum.xda-developers.com/forumdisplay.php?f=883
derekwilkinson said:
Dude... you need to read more...
This is for the Nexus S 4G... for SPRINT. You flashed a SPRINT CDMA ROM on your GSM PHONE.
You need to stay in this forum: http://forum.xda-developers.com/forumdisplay.php?f=883
Click to expand...
Click to collapse
Your are right! I should read more ;-))))
Thanks anyway. Thought I bricked my phone...
GB
Gold_Bishop said:
Your are right! I should read more ;-))))
Thanks anyway. Thought I bricked my phone...
GB
Click to expand...
Click to collapse
No problem man. It's pretty hard to brick these phones, I've even seen someone flash a CDMA radio on a GSM but they still fixed it... not that I suggest doing that!

[Q] how to unlock galaxy s4 from straighttalk SM-S975L

So I looked everywhere and no one seems to know how to unlock a straighttalk s4
since this site the best with cellphones problem solving I'm askin for some help :/
its a SM-S975L
when i ran the network unlock tool it was already unlocked the boot loader wasn't locked either the only thing we need now is rom development to include our devices. I have twrp and used towel root to root the device.
meya_20 said:
So I looked everywhere and no one seems to know how to unlock a straighttalk s4
since this site the best with cellphones problem solving I'm askin for some help :/
its a SM-S975L
Click to expand...
Click to collapse
I'm dealing with this same issue right now. Bought an SM-S975L for straight talk last night and I want to use it on Metro PCS. Metro says all is well on their end and I just have to wait, but all I see is "Invalid Sim" on the status bar. How did you unlock the SM-S975L? There's very limited information around the internet about this model. I'm tearing my hair out and the wifey is driving around without a phone. Figured you (or anybody else) could point me in the right direction.
meya_20 said:
So I looked everywhere and no one seems to know how to unlock a straighttalk s4
since this site the best with cellphones problem solving I'm askin for some help :/
its a SM-S975L
Click to expand...
Click to collapse
BoominSVX said:
I'm dealing with this same issue right now. Bought an SM-S975L for straight talk last night and I want to use it on Metro PCS. Metro says all is well on their end and I just have to wait, but all I see is "Invalid Sim" on the status bar. How did you unlock the SM-S975L? There's very limited information around the internet about this model. I'm tearing my hair out and the wifey is driving around without a phone. Figured you (or anybody else) could point me in the right direction.
Click to expand...
Click to collapse
LOL, the $249 deal was hard to pass up. I got a couple of them, one for me and one for the misses. She'll be fine with the 4.3 that is on the phone out of the box, but I wanted to convert mine to be like the I9505G (GPE). I was thinking it would be simple as I've heard all of the LTE models were like the I9505 and they seem fairly broken into. But I think this is more like the SGH-I337 and maybe boot loader locked, but looking into ways to test that. I did root it already using towelroot. Installed SuperSU and Titanium Backup and root is working, now so see if I can get CMW and a GPE rom on it. If I find a way I'll be sure it is mentioned here as a working method for the SM-S975L. I'm not using it yet as I have my GT-I9500 that I'm using, but seeing better support for the qualcomm for custom roms I decided to get it. The I9500 should get Android 5.0 official rom first though.
For what it's worth, I just picked up this phone from the Black Friday sale, and I would *really* like to put a custom ROM on it. I won't even pretend to be proficient in this. How difficult would it be to convert the custom ROMs on other models of Galaxy S4's to this one?
I am unsure my self the closest variant is the att s4. Both the att one and this one is bootloader locked. Since we have 4.3 version of Android safestrap would be likely what to use. I am afraid of this my self so I have not attempted it
Sent from my SM-S975L using XDA Free mobile app

			
				
Whoa whoa whoa. What am I looking at? It looks like that's the model of the T-mobile variant, but the baseband is the same as the S975L!?
aromerblz said:
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Click to collapse
Even a custom kernel flashed! What.
Sent from my SM-T310
It is the SM-S975L with a T-Mobile ROM and the custom kernel. The SGH-I337 ROM does not work, it erases the system partition every flash.
Awesome work aromerblz. Anything special you had to do to load the ROM with the S975 baseband...or any issues you're experiencing? Will be testing this out later in the week when I get some free time.
-JC
That is cool, at the very least its Kit Kat. I still would like to find a method to convert completely to GT-I9505G. Just no time. I'm hoping with jtag access it can be completely reconfigured, then just make sure the IMEI is set to that the device should be. Ideally the only way to see it was a SM-S975L would be to look under the battery. I don't really care about removing the SIM lock though, I plan to stick with my ST SIM. I did get a new BYOD SIM and it is showing 4G now (Not sure if it should indicate LTE like old ATT S3 does) as my old BYOD SIM would not and ST support said that I could not move the included SIM to any other device as it would be bound to the S975L.
I would love to get off the Tracfone ROM. I'm going to assume that Samsung/Tracfone will never upgrade this phone beyond Android 4.3. The last native update was in February of this year, and it was just a minor patch. I'm not too concerned about unlocking, but being able to use a different ROM seems to be a step in the right direction. If anyone could post a tutorial or what ROMs they used, that would be extremely helpful. I've looked everywhere and this info is not available anywhere.
For what it's worth, someone over on GSM Forums has claimed to have flashed the AT&T ROM too. They also were unable to unlock it, however. Unfortunately, I can't post the direct link until I have hit 10 posts That poster has been inactive for two months, and before that, he was inactive for three years. It may be hard to get in touch with him..
carlyman said:
Awesome work aromerblz. Anything special you had to do to load the ROM with the S975 baseband...or any issues you're experiencing? Will be testing this out later in the week when I get some free time.
-JC
Click to expand...
Click to collapse
I first flashed a T-Mobile TWRP recovery v27.1, but the latest v28 works fine. After that i downloaded the TMB firmware NB4 from sammobile.com created a custom rom with the android kitchen. After that the usual flashing of the rom via TWRP. Without a custom kernel the phone does not boot up. So i used the ktoonsez kernel. Once booted i rooted with towelroot and pjone has been working fine. Only things to know is that when booting up it says "Kernel is not SeAndroid"
"Set Warranty Bit: Kernel"
As that specifies it trips the knox flag. Which i dont care if it does as am not in the USA.
You used the TWRP for jfltetmo, correct? Did you use Odin to flash it?
Also, this might seem obvious, but even if I do this, it'll still work/remain locked to ST/AT&T, correct?
lilmul123 said:
You used the TWRP for jfltetmo, correct? Did you use Odin to flash it?
Also, this might seem obvious, but even if I do this, it'll still work/remain locked to ST/AT&T, correct?
Click to expand...
Click to collapse
Yeah TWRP for jfltetmo. The jflteatt does not seem to work at all on this model. I flashed with odin, no need to use safestrap on this phone as i think the bootloader is not locked like the one found on the SGH-I337, although its the identical variant.
Yes the phone remains locked to ST/AT&T. A friend of mines was able to get the unlock cod for this phone but even with the unlock code its not a permanent lock. Reason is because you can unlock and be able to use all the features available to the phone but once restarted it asks for the code again. Not sure why it does that, I believe the radio has to be the culprit for that here. Not sure how TracFone will handle the unlocks for this phone after 01/01/15. does the same even on full stock TF firmware.
lilmul123 said:
I would love to get off the Tracfone ROM. I'm going to assume that Samsung/Tracfone will never upgrade this phone beyond Android 4.3. The last native update was in February of this year, and it was just a minor patch. I'm not too concerned about unlocking, but being able to use a different ROM seems to be a step in the right direction. If anyone could post a tutorial or what ROMs they used, that would be extremely helpful. I've looked everywhere and this info is not available anywhere.
For what it's worth, someone over on GSM Forums has claimed to have flashed the AT&T ROM too. They also were unable to unlock it, however. Unfortunately, I can't post the direct link until I have hit 10 posts That poster has been inactive for two months, and before that, he was inactive for three years. It may be hard to get in touch with him..
Click to expand...
Click to collapse
Can you PM me that GSM forums link you are talking about. I want to take a look.
Np, just a sec. (building up my post count)
GSM Forum stating AT&T-based ROM...not much detail I could glean from it tho. http://forum.gsmhosting.com/vbb/f286/unlock-samsung-sm-s975l-tracfone-straighttalk-1866981

Help: T Mobile LTE not working on Android 5.1 Stock. Rooted.

Hello everyone. I just decided to update my device to 5.1. I did a clean install. I downloaded the proper radios and changed my APN to match what is suggested. I even changed my network type to LTE only. For some reason I can't get Internet to work though.
The Nexus 4 doesn't officially support LTE, so you'll need to flash an older modem (which would need root). Google disabled LTE awhile ago due to some regulations.
http://forum.xda-developers.com/nexus-4/general/updated-zip-one-lte-enabler-flash-one-t2358931
Powered By "Yeeart!"
Thanks for the reply. Yes I tried this, but for some reason I'm not able to get data to work. I can make calls and send sms but can't access data
NoRestrictions said:
Thanks for the reply. Yes I tried this, but for some reason I'm not able to get data to work. I can make calls and send sms but can't access data
Click to expand...
Click to collapse
Here is the answer to your problem.... You need to install the LTE Modem Enabler V 2.13 The link is here. I worked for me
Here is the link to the post
For anyone here Who has just updated Nexus 4 Lollipop 5.1 and have lost 4G lTE on T-mobile or other carriers here is a link to a post that will solve your problem. Check it out. This is not the enabler app on Google play.
[5.0.2][01/07][v2.11] Nexus 4 LTE Enabler
I hope this helps some Nexus 4 users
Thank You so much for the help. I finally got LTE now.
NoRestrictions said:
Thank You so much for the help. I finally got LTE now.
Click to expand...
Click to collapse
THats great.. It looks like lots of people ran into this problem after upgrading to 5.1.... It happened to me too. So i found the solution I posted above solved the problem....
Glad to help

[Q] Verizon s5 unlocked with tmobile sim.

Hey guys hope this is the right thread for this. I have a verizon s5 thats unlocked using tmobile sim card. Im in the states.... so question is if I root this put whatever rom on it will it cause any issues?? Ive read a lot of conflicting info so im not sure what to do. I loose 4g lte quite a bit and cant use it as a hotspot for my tablet.
Mastershake1 said:
Hey guys hope this is the right thread for this. I have a verizon s5 thats unlocked using tmobile sim card. Im in the states.... so question is if I root this put whatever rom on it will it cause any issues?? Ive read a lot of conflicting info so im not sure what to do. I loose 4g lte quite a bit and cant use it as a hotspot for my tablet.
Click to expand...
Click to collapse
I have a Verizon s5 rooted using it with net 10 in the states just fine. I have some issues with not being able to get data to turn off on the custom roms. It should work with tmo, though I really couldn't tell you if you would be able to keep 4g.
Mastershake1 said:
Hey guys hope this is the right thread for this. I have a verizon s5 thats unlocked using tmobile sim card. Im in the states.... so question is if I root this put whatever rom on it will it cause any issues?? Ive read a lot of conflicting info so im not sure what to do. I loose 4g lte quite a bit and cant use it as a hotspot for my tablet.
Click to expand...
Click to collapse
You ca keep 4G only if the area has a good reception afterall t mo uses Band 4 which luckily gs5 verizon supports, for the hotspot youll need to use foxify free on google playstore or since your rooted get the latest stock update from the general section ill suggest you use the OD5 by @muniz_ri http://forum.xda-developers.com/ver...w-to-update-to-g900vod5-5-0-keeproot-t3136945 dowload that rom and flash the tether fix zip
abductedllama said:
I have a Verizon s5 rooted using it with net 10 in the states just fine. I have some issues with not being able to get data to turn off on the custom roms. It should work with tmo, though I really couldn't tell you if you would be able to keep 4g.
Click to expand...
Click to collapse
Thank you i just want to make sure that if i root it that it doesnt undo the unlocking
Mastershake1 said:
Thank you i just want to make sure that if i root it that it doesnt undo the unlocking
Click to expand...
Click to collapse
I posted this a little while back if you get root give it a try. You can put T-mobile roms on the verizon s5.
http://forum.xda-developers.com/showthread.php?p=61489873#post61489873

Who's Unlocked & Rooted - Which method or tool did you use

Sitting on the Fence, wanting to but been so many years (Galaxy Nexus) since I've done this.
Are you unlocked & Rooted ? Which method did you use, how did it go ?
I've seen the "Toolkits" - Do I need drivers first ?
Please share your experience for us "Chickens"
Just use the sticky in this thread. Follow the directions exactly. Works fine.
Aridon said:
Just use the sticky in this thread. Follow the directions exactly. Works fine.
Click to expand...
Click to collapse
This. They're stickied for a reason.
Sent from my A0001 using Tapatalk
Lotsa good information there for sure, but that's not what I was interested in.
I've read some stuff that makes me a bit concerned.
One persons phone won't boot now, coincidence that he unlocked the bootloader attempted Root ? Dunno.
Would be helpful to hear some actual experiences that's all ...
cynkrzy said:
Lotsa good information there for sure, but that's not what I was interested in.
I've read some stuff that makes me a bit concerned.
One persons phone won't boot now, coincidence that he unlocked the bootloader attempted Root ? Dunno.
Would be helpful to hear some actual experiences that's all ...
Click to expand...
Click to collapse
I'm with you on this, it would be very helpful.

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