Root breaks the phone - Lenovo A7000 Questions & Answers

Hello everyone,
I am wondering if anyone ever faced the problem as I do. Applying SuperSU binary from TWRP will break the phone. I only see startup screen and then screen goes blank.
I have tried different version of SuperSU but it's still not working.
Here is my phone ROM version:
ro.build.display.id=A7000-a_PLUS_S308_160618_ROW
TWRP Version: 3.0.0-3
Also, I have tried different approach of rooting the phone like using tool like Kingo Root and K3 Note Manager, but to no avail.
Appreciate if I can get some insights to fix the problem.

Related

[Q] Update Broke Root, Note 3 is now not rooted, but root is installed

So, the situation is a bit weird. About a week and a half ago, some update came out for my AT&T Note 3, and after declining, later it forced me to install it. After installing, it seemed to have disabled root, but I still had the custom icon show up when it booted, and root functions were disabled. It was as if root was not uninstalled, but disabled. I've tried re-rooting the normal way, but that gives a fail when I try to use the OneClickBin application. I haven't tried skipping that and installing root for fear of bricking the phone on some incompatibility. If someone else has this problem or has solved it, please let me know what you did or give any advice you can. The ideal result would be for my phone to end up back in the stock firmware, updated and ready to root as if nothing was wrong. I'd also appreciate it if anyone can give me info on the update that broke it, so I can check for a root method which is compatible with it. Thanks in advance.
Ralkero said:
So, the situation is a bit weird. About a week and a half ago, some update came out for my AT&T Note 3, and after declining, later it forced me to install it. After installing, it seemed to have disabled root, but I still had the custom icon show up when it booted, and root functions were disabled. It was as if root was not uninstalled, but disabled. I've tried re-rooting the normal way, but that gives a fail when I try to use the OneClickBin application. I haven't tried skipping that and installing root for fear of bricking the phone on some incompatibility. If someone else has this problem or has solved it, please let me know what you did or give any advice you can. The ideal result would be for my phone to end up back in the stock firmware, updated and ready to root as if nothing was wrong. I'd also appreciate it if anyone can give me info on the update that broke it, so I can check for a root method which is compatible with it. Thanks in advance.
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You got the update to MJ5, try using Kingo Root.
I'm noticing that Kingo Root's version page does not list the SM-N900A model. We're sure it's supported, right?
Yup! I used it on mj5 update
Solarenemy68 said:
You got the update to MJ5, try using Kingo Root.
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Click to collapse
Thanks, that worked.

Stock TMobile D415 ROM D41520b_00.kdz Lollipop 5.0-- Can't root?

I'm a bit slow to realize this, but after updating to T mobile's latest 20b firmware (lollipop 5.0x), it lost root. I then tried to root it, using the three methods mentioned here: http://forum.xda-developers.com/showthread.php?t=2732311.
Towelroot clearly doesn't work anymore. The zip file in the above thread couldn't be flashed since there's no recovery operation possible (just showing an android with ! in a triangle sign). I also tried the purpledrake, but the script doesn't run when the phone is connected with all drives installed and adb devices showing the phone. I then tried to get fastboot mode back (to install twrp/cwm recovery to flash the zip file) by following http://forum.xda-developers.com/lg-l90/general/guide-fastboot-l90-d415-t2827825 which I have done successfully before, but then couldn't do it because it requires root (doh!).
So it seems that I just lost my ability to root, unless I downgrade to a stock kitkat (10e?) from tmobile, and then towelroot/etc. assume those work.
Anyone with experience on the stock 20b firmware? Can you root it and how? I'd love to use the beautiful 12.1 Cyanogen that's available here, but the camera doesn't work right on mine. Thus stock 5.0 seems to be the best option. Many thanks.
I got a bit further on the purpledrake method, in that I had to do a clean restart on the phone and connect to usb before the script will recognize. However, it ends up giving a really quick error message after trying a temp root: "your phone is not running a compatible software version. No vulnerable mode detected. Rebooting phone."
Anyway, many thanks to @brossovitch I followed http://highonandroid.com/android-smartphones/how-to-root-lg-g-flex-2-g2-g3-on-lollipop/ and it works like a charm. I can't seem to delete this very short thread so I thought I'd wrap it up with a solution. If it seems a bit useless please remove the thread (or tell me how to do it since I can't find the "easy button"). Thanks.

AT&T Galaxy Note 3 Root Disappeared?

Hello everyone!
So I rooted my Note 3 back when I first got it and I've been loving it. Well, about a month ago I noticed that an application that I wrote (restarts my phone automatically under certain conditions) would not work correctly, as though its Superuser permissions were revoked, but the SU app said everything was fine. Fast forward to a few days later and I try to access the root of my phone using ES File Explorer and discovered that I had lost root. I tried Kingo Root and Towelroot and they both failed, so I'm stumped as to why I lost root and why I cannot seem to get it back. I know I could go about wiping the phone but that would remove everything on my phone except for my applications and those are the least of my worries.
Any ideas? I appreciate any and all help!
Android Version: 4.4.2
Baseband Version: N900AUCUCMLG
Kernel Version: 3.4.0-257432
Build Number: UrDroid KOT49H.N900AUCUCMLG
Not sure if any of this information makes a difference but it's worth posting just in case.
To anyone who may come across this and is having the same issue, I was able to resolve mine, and hopefully the steps that I took (listed below) will be of some kind of assistance to another.
I still had Safestrap installed, so I was able to install a ZIP version through it, and I rebooted after it was done. I let the phone load back up fully before going back into Safestrap to wipe the Dalvik/Cache, attempt to Fix the Permissions (which failed), and then renamed the data/data/eu.chainfire.supersu folder to eu.chainfire.supersuh (as I thought that maybe the old folder was causing conflicts). After booting back into Android I had root again! I cannot delete the eu.chainfire.supersuh hence why I renamed it, but I've got root back on my phone so I'm satisfied.
I will add that all of these steps may not have been necessary but I do not know what step made it work, this is just what I did to solve my problem.

Note 4 problems after marshmallow and tmobile update, am trying to root/problems

My note 4 was bought used, no warranty. When I bought it, it was rooted, but no custom rom, worked great. Once lollipop came out, I wiped and returned to non-root and was able to get the update through tmobile. Didn't bother rerooting as things were ok. Marshmallow udpate came, and I noticed a lot of screen lag. Less than a week ago, tmobile did some sort of update and now, the phone shuts off and restarts on it's own, has very slow screen response (nothing, and then tries to do the same function 10 times in a row, messaging is very slow, types the same words several times over). I did a factory re-set twice. Once, I reloaded all my favorite apps, etc. still bad, so then I did factory reset but did not add anything or bring in my contacts, etc. I am planning on buying the note 7 in a 3-4 months, but in the meantime, would like to continue to use my note 4. I tried doing the rooting method using odin, it appeared to work ok (got the successful notice), triggered the knox thing, but..when I use a root checker, it says phone is not rooted. I am hoping that by rooting and putting a new rom on there I can fix this thing in the interim. So..suggestions on what to do next? Let me know what additional information you need. Could it be the phone itself and not the software? Suggestions on a cheap interim phone? links to relevant threads also appreciated. Is there a better way to wipe everything and start new that I am did not do? I did a factory reset. I have two batteries, which I changed out intermittently to see if it as a bad battery. Android version 6.0.1, security patch level july 1, 2016 Kernel 3.10.40-7804088
Knox version 2.6
You need to give more information on what you did to root. What version is your phone, what files did you odin, and did you flash SuperSU?
more info
goosa23 said:
You need to give more information on what you did to root. What version is your phone, what files did you odin, and did you flash SuperSU?
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No to supersu? it's sm N910t, I think what finally worked what odin 3.9 version and flashed the stock that is meant to go with this particular phone to downgrade it down to lollipop. The first few times, I got fail with Odin, but realized that I had marked the option on the phone to keep it from being wiped/flashed if someone found it, once I got that off, I got a successful message. I used the following link and did all of the things mentioned on a link that I am too newbie to be allowed to post, apparently.
but it goes with 3.7 odin, flash the stock firmware from the phone model, and get to the reset button, if successul and then supersu appears.
I got as far as step 8, with odin showing the green 'reset'. But when I went back to the phone, I did not have supersu.
I've tried to do it again, but I get 'fail'
Try out the toolkit that is in the forum. https://tapatalk.com/shareLink?url=...share_tid=2997946&share_fid=3793&share_type=t
[TOOLKIT] SKIPSOFT ANDROID TOOLKIT - GALAXY NOTE 4 - Drivers, Root, Recovery + MORE
Sent from my SM-N910T3 using XDA-Developers mobile app
The link takes me to a 404 page not found, is part of it missing?
send me the link by private message so i can see what you are doing?

I can root or install a kernel, but cannot do both, any ideas?

Hi there everyone, have an issue where I am able to do one or the other but both causes a bootloop for whatever reason, any reasons for this?
Looked around and all I'm finding is factory image, which obviously just returns to original state.
What what ROM/Android version (etc), what custom kernel, what root method and what is your procedure to install said mods?

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