Question about rooting SGS 2 - Galaxy S II Q&A, Help & Troubleshooting

Hi, I am a new forum member and since July 1 I have the SGS-2 which I like very much. For me it is a 'mini Galaxy Tab' and is as fast or even faster than my iPad 2.
But Iread extensively on he internet on rooting this device which is not so simple as jailbreaking the iPad 2 (which I did successfully).
Today I found a nice instruction on androidflip.com which seems relatively simple to me.
But I have a few questions:
- I still have 2.3.3 on my device not 2.3.4. I cannot upgrade by the normal way as Kies does not connect with my SGS-2, neither the Mac, nor he Windows version.
= I am concerned about a folder called /eft (?) which presumably contains the IMEI number and which will be wiped after flashing which results in that I cannot use the 2G/3G for calling and internet anymore. Can this be backup-ed before with the still nonrooted device before ?
- Does the MyBackup app work for restoring all my apps + data after rooting ?
-Do I need a jig (available from ebay) in case the Vol down + Home + power combination does not work anymore ?
Sorry for my silly questions, but I do not want to brick my phone or make it useless in another way.
Thanks a lot in advance !

- I still have 2.3.3 on my device not 2.3.4. I cannot upgrade by the normal way as Kies does not connect with my SGS-2, neither the Mac, nor he Windows version.
Okay thats strange. Is USB-Debugging turned off in Settings > Applications > Development? Though you can forget about KIES once you go custom.
- I am concerned about a folder called /eft (?) which presumably contains the IMEI number and which will be wiped after flashing which results in that I cannot use the 2G/3G for calling and internet anymore. Can this be backup-ed before with the still nonrooted device before ?
Folders on the internal SD (as well as the external_sd) don't contain anything about your IMEI. It's just the storage for data used by apps.
So this /eft folder which you're talking about (which I don't have on my phone, not on the phone-storage neither as the internal sd) is nothing to be worried about.
- Does the MyBackup app work for restoring all my apps + data after rooting ?
Yes, but I think a lot of people here would recommend you to use Titanium Backup. It's very well maintained and very failsafe.
-Do I need a jig (available from ebay) in case the Vol down + Home + power combination does not work anymore ?
In case it doesn't work, then yes. But the jig is not guaranteed to work. But you seem like you're preparing for the worst case scenario's right now.
Don't worry about the questions, its a damn expensive device and its only normal for you to want to keep it working correctly.

thanks for the postings. I also benefit a lot as a SGSII user.

@mermaidkiller
Have you already tried to update to latest via OTA by using a samsung account?
(Maybe the update goes in several steps but at the end you should have official 4.1.2 to carry on with other stuff)
Sent from my [device_name] using XDA-Developers Legacy app

Related

Help, market not working across ROMS

Hello, just today I've rooted a branded LG P500 using the z4root method and it woked fine. I installed Rom Manager and from it Clockworkmod Recovery. I made a backup of my sdcard content, booted in recovery, partitioned the sdcard (512MB ext/ 0MB swap) and made a nandroid backup. In this step I made a mistake and wiped everything before backup so what I have is the stock image, but for my problem this sould be beneficial.
Once I had the nandroid backup, I started installing ROMS (Mike_os and others) just to find that in everyone of them I couldn't download applications from the market. It starts with "Starting download" and then it doesn't really start downloading. It stays in this state forever.
The real problem is that I restored the nandroid backup (thus restoring the branded ROM) just to find that everything works except the Market, which has the same problems as before.
What can I do? Being a branded phone, can I install one of the unbranded firmwares that I've found in the forum? I don't want to brick my phone.
do you have DroidWall or any other application that you can choose wich apps should use wifi and 3g, ect?
No, right now (after the nandroid restore) I have the stock one with the usual carrier crapware (which should not interfere with the market as it wasn't before rooting).
getaceres said:
No, right now (after the nandroid restore) I have the stock one with the usual carrier crapware (which should not interfere with the market as it wasn't before rooting).
Click to expand...
Click to collapse
Force Stop and Clear cache your market
Force Stop and Clear cache Download manager
Force Stop and Clear cache DRM
try to see if your market works then.
Or else you should try to flash gapps wich you can find somewhere here on the forum.
I tried all of that. I even updated the phone firmware through the LG PC Suite so now I have an updated branded ROM (2.2.1, it was 2.2 before). Now every modification should be wiped, Clockworkmod should have been removed and all of that (also I've lost the root access). I don't know what to do!. I can download through the same wifi connection with my Desire HD, from a friend's P500 but not with my brother P500 phone!
getaceres said:
I tried all of that. I even updated the phone firmware through the LG PC Suite so now I have an updated branded ROM (2.2.1, it was 2.2 before). Now every modification should be wiped, Clockworkmod should have been removed and all of that (also I've lost the root access). I don't know what to do!. I can download through the same wifi connection with my Desire HD, from a friend's P500 but not with my brother P500 phone!
Click to expand...
Click to collapse
I had the same problem for a while and even took it to the shops for repairs, they told me it was an virus ( and they lied cause it was not). Then later i founded out that something was wrong with my sd card and that caused my phone to do this.
If you download and install any APK, does it then work?
Try to copy everything on your sd to the pc, then scan your sd card for errors and format it. Then copy your files back over again.
Then reset phone and see if it works
I enabled mass storage, formatted the sdcard through windows, then I cleared all market data, mounted the sdcard again and started market. It asked me to accept the terms. Then I tried to start a download and it got to the same point.
Is there any alternative to the official google market? I know about applanet, but it's not very reliable and it has to be updated manually continuously.
OK.....is the android market bar grey in color? (normally is green)
If it is,
1.go to settings > manage applications > all > search for market > clear data
2.reopen Market again, it should give you terms or something, just press accept then you're done !!
How long have you faced this problem? I once got it and I ignored it and it got fixed on its own in a day.
Sent from my LG Optimus One P500 using XDA App
Wolfexon said:
OK.....is the android market bar grey in color? (normally is green)
If it is,
1.go to settings > manage applications > all > search for market > clear data
2.reopen Market again, it should give you terms or something, just press accept then you're done !!
Click to expand...
Click to collapse
It started as grey, (the old version) but I closed it and when I opened it again it was green (new version) I've cleared the market data many times and it didn't make any difference. When I open the market again I have to accept the terms but it doesn't work anyway.
You might want to use KDZ updater and do it all again ( root, installing custom recovery,etc)
But this time use gingerbreak to root.
Anyway, it's a ISP problem. I flashed MIUI in my Desire HD and I had the same problem (stuck at "starting download"), then I switched to 3G and it started downloading correctly. The strangest thing is that I restored (through Nandroid) my last ROM (Android Revolution HD) and the market was working through WIFI and 3G. I suppose there's some kind of firewall for some ports in the ISP part which is filtering market (and Google Talk) requests.

[Q] Eliminating chinesses app from a STAR A3 (beginner level)

Hello all,
let me present my self as a beginner in the world of Android.
It has come an Star A3 to my hands, with Android 4.0 and among all great things of IceCream, few Chinese apps I want to get rid of
the phone is rooted (well, one headache less)
I have flash the recovery 592zn.com_recovery_Star_A3_MT6573.img with Mobileuncle tools (included in the mobile originally) and done a Boot/System/Data/Cache Nandroid backup
Apps I want to eliminate :
Baidu input (and add the standard input keyboard)
own Chinese launcher (I have already install LauncherPro, but I would love to get rid of the Chinese one completely)
UC xxxxx (some Chinese browser)
Root Explorer (Chinese version, to be able to install the English one)
ICS 4.0 (also Chinese version)
a Chinese flash-light
a Chinese dark/light switch screen
a Chinese version of the configuration menu
so, basically to keep a clean Android
so, where I have to look for help on how to do that ??
what short of help / tutorial am I looking for ?
I have installed:
http://www.ltr-data.se/opencode.html/#ImDisk
to be able to mount the nandroid img files in windows7-x64
but I can't see anything, it ask me to format the unit (?)
similar with Daemon Tools .
any help will be greatly appreciated.
thanks in advance.
InTheater
My advice since you're rooted is install Titanium Backup and use it to uninstall everything you don't want. It's a root app that can get rid of virtually anything.
Seeing as you have a nandroid backup, in the unlikely case that the device won't boot at all without one or more of those apps, you can just restore the backup you have.
SifJar said:
My advice since you're rooted is install Titanium Backup and use it to uninstall everything you don't want. It's a root app that can get rid of virtually anything.
Seeing as you have a nandroid backup, in the unlikely case that the device won't boot at all without one or more of those apps, you can just restore the backup you have.
Click to expand...
Click to collapse
Beautiful, it works like a charm !!
I have been able to get rid off all Chinese stuff
thanks
Star A3 for dummies
Hello
Ok I have searched for hours (as the video asked) and I cannot find an "android for dummies" guide. I dont know what a "root" is or what "titanium" is... so I may have found the correct forum - but I just don't understand it.
So the problem is this:
I bought a touch screen DualSim Android 2.3 GPS 3G MTK6573 Phone Star A3.
It arrived today BUT it has some chinese programmes on it (that I would like to clear) and I cannot seem to download any additional apps for it.
google.play wont work (apparently it doesnt support the device)
It has a few basic apps - but nothing wild or that I guess can't be re-downloaded again.
What would you recommend I do - do I wipe it and install something new or what. and if so please can someone explain it to me in small "for dummy" steps
I am not sure what else I need to tell you to give you abetter pic, but ideally I'd like this phone to work on the google apps system (or can you point me to where I can get similar apps)
On the "about phone" the
android version is 2.3.5
Kernel version is 2.6.35.7
I would really appreciate any help you can give me
Thanks
My first advice would be to try and achieve root on the phone. This should be relatively easy on a Chinese phone, most don't have great security.
Basically, "root" means to get increased permissions on the phone. There are certain files and actions on the phone that normally you can't do. With root, you can. Think of it as somewhat like logging into a computer as an Administrator rather than a standard user.
"getting root" basically means installing a hack to let apps on your phone do more than they could otherwise e.g. uninstall preinstalled apps.
To "root" your phone, you can use a tool like SuperOneClick or UnlockRoot. For both, you follow a few instructions, plug in your phone and click "Root" in the program, it'll work out the best way to do it for your phone and do it.
Once that is all done, there is a guide here for getting Google Apps (e.g. Play Store) working on unsupported devices: https://senk9.wordpress.com/2010/12...ogle-apps-gapps-on-your-android-device-phone/
Once you get Play Store working, Titanium Backup is an app you can install from there. Using root, it can uninstall any app you want.
Be careful with all this, if you're not you could break your phone.
educated dummy
Thank you so much! - and such a fast reply too!!!
I really apprecate your patience in explaining this all to me.
It sounds relatively straight forward - I will have a look at those progs and link you suggest tomorrow.
Obviously I dont want to break the phone either, then it would be more useless then it is already
Fingers crossed - will let you know how I get on.
Hi all,
Watched the video so I thought I would tag onto this thread instead of starting a new one.
Just bought a cheap star a3 dual sim android phone. This my foray into android phones and I am having some weird issues. Just a first note I have just rooted the phone but these issues where here before and after rooting. The A3 is a htc sensation clone i believe when my other half who has a htc desire tries to call the phone the phone goes straight into answer phone and rejects the call, she is on giff gaff in the uk and i have tried both a 3 network and orange sim and it happens on both. There is some weird chinese security software that I trying get remove but its seems very stubbon. Anyone any ideas. Ps battery life is awfull i only seem to get 6 hours from full to dead without hardly any use. Maybe I have loads running but unsure what I need to keep running.
Please help.
I have the star a3
Google play works perfectly. If you PM me, I am happy to send you the apk file for google play.
since you are rooted, I strongly suggest you get root explorer installed so you can go through and remove all the chinese apps.
Make sure you remove "himarket" its a big battery hog.
To the person who says their calls go straight to voicemail, remember this is a dual sim dual *standby* if you are using 2g or 3g cell data on one sim then the other sim cannot make or receive calls.
Also, there is no ICS for the Star A3, its just a skin on top of Gingerbread to make it look like ICS, if you go to settings, about phone and look, the version number will be 2.3.4 or 2.3.5 which means its gingerbread (if you really do have 4.0.1 ICS I would love to get a copy of the ROM for it!)

Idiot Android newbie needs desperate help...

Hey guys....here's my situation.
I bought a Blu Touch Book 7.0 plus off of Amazon. Got it two nights ago. It's a true phablet. 512 RAM / 512 ROM - I was a little concerned but figured as long as I could root it, I was good to go.
Anyways - no I am not looking for a root. I was able to root it relatively easily after an initial failed attempt which required a factory reset - if anyone is interested, it required PDANET+ & UnlockRoot, SuperOneClick and other methods failed. I threw in a class 10 SD, and modded Android so all apps would be downloaded/installed to my SD card (I did this using the SDK & command prompt in USB debugging mode). I had researched apps previously and began to furiously download and tweak. I threw in a T-Mobile SIM, and everything was going well, I was very happy. It actually seems to be a well made device, though it's a little bulky and the phone function works much better with a bluetooth headset.
Then, I deleted Phone.apk. Despite all apps being downloaded/installed to my SD card, space was still at a premium and I had downloaded a third party dialer. I figured worst case, I could do a factory reset and/or could simply re-download the file (I was actually about to download a good backup program tonight after work, I've been busy the past two days and my anxiety to set up other stuff got the better of me). There was no immediate issue, but shortly later I got the dreaded 'com.android.apk has stopped' (or what not) message popping up constantly. I reset the device, it booted up but it was not reading my sim, and was missing icons. That's when I did something stupid-er. I found a Phone.apk file on the net, downloaded to my device, and copied it to the relevant directory.
Since then, when I boot up, first it shows that Android is upgrading, then it shows the 'unfortunately, the process com.android.apk has stopped.' I click 'Okay,' and it keeps popping up. I wasn't able to delete the wrong Phone.apk as there was not enough time for a longpress between error messages. I was able to initiate a factory reset - I was rather relieved - I had learned a bit the past day or two via trial and error, and I would be able to re-do everything perfectly this time.
But the factory reset did not revert to the right 'Phone.apk' file. So the problem still exists....
If anyone can help me, I would be oh so grateful....thanks...
A factory reset clears all user data & apps. If you deleted the phone app from system, you will have to reflash a stock zip, which I'm assuming you don't have, or find the stock apk and put it back in the right place as a system app.
If you have Titanium Backup you can use that to do it, provided you can find the stock phone apk.
Well, a problem is, I doubt that I will be able to find any ROMs or Phone.apk's for my device. At least not for a little while. There are some ROMs out there I believe for the original Blu Touch Book - but the original has a diff processor and is running Froyo rather than ICS.
Now, if I somehow can find a workable Phone.apk or a workable ROM, how do I go about flashing/copying? I can hook up to a PC (though I'm not aware of any USB storage mode that I can turn on), but the phone itself is just about unusable unless I can manage to delete the wrong Phone.apk file, as long as the file is simply missing it will boot up without the relevant features. And - let me repeat that I did a factory reset to try and fix this - it didn't fix my problem but it erased my apps and my root access....I can probably restore root but it won't stop the warning notification from popping up non-stop.
I was able to boot into safe mode previously - but it didn't help. If there is an applicable recovery mode, I can't figure that out. To my knowledge, there is no USB Mass Storage option that I can turn on.
I purchased from Amazon, so luckily I can return the item, and worst case they review it's condition and charge a restocking fee. Of course, I was looking forward to receiving this device for more than a week and have been obsessed with it since it's arrived...and I am also temporarily back to using Sprint (in Phoenix) on a 3.5" Windows Phone (I am an ex Windows Mobile fan boy, Windows Phone disappoints) after experiencing 6 MB/s 3G speeds on T-Mobile for a day or so (on a 7 inch screen and on a prepaid plan far cheaper than what I pay Sprint). I was about to port my number. Basically I am depressed. An irony here - I'm pretty sure Amazon sold me a used device that was advertised as new. On initial boot, the Android set up program did not launch. Upon my first factory reset, the set up program launched, and the dialer skin was different than what it was out of the box. The 'refuse product if this seal is broken' sticker on the packaging was partially broken, too, although it appeared to be partially in tact. But now if I try to play that angle, I come off like a scam artist...
Anyways thank you very much for your reply...all attempts to help are appreciated quite a bit...
Taking things one step at a time, let me simplify my request:
How can I delete (or replace) a system file from my device (in this case, the incorrect Phone.apk) remotely via a USB connection? I have the sdk installed on my computer, I can connect the device to my computer, but I can't really use the device until the file is deleted. Is it possible to push via ADB? Something to that effect? Will the 'push <local> <remote>' command work even if I do not have root access? What syntax is used to specify the path? Is it possible to simply delete a file without replacing it?
Does the Phone.apk file have to be specific to my device or could it be specific simply to my mobile carrier/frequency bands and/or ICS? I realized the Phone.apk file I copied to the device earlier was for the Huawei m835, a CDMA phone running Froyo...
Or, am I simply SOL?
Thanks....
One of the things about Android devices, as a former Windows Mobile user also, is that factory resets work differently as you've found out the hard way. In WM you could delete any system file you wanted and a hard reset would restore it. On Android if a required /system file is deleted you are SOL unless you have a way of restoring a backed up version. Its highly recommended IMO to have a working recovery like CWM, TWRP and a backup before you go messing around with /system files. But with a generic android device its probably not possible to find a recovery to install. You cannot write to the /system directory without root access, adb will give you an error. You may be able to use a phone.apk from another device with the same version of android.
I did find a Phone.apk from a device with the same manufacturer, on the same frequencies, with the same screen res, running the same version of Android. I have the full System/App folder if needed.
And I may have restored root access using UnlockRoot (I have read iffy things about the program but again it's all that worked for me initially). (EDIT - I do now have root access, I was able to verify the Superuser app on the device)
However when I load the SDK and type in 'adb root,' after the 'daemon started successfully,' I quickly get an 'error: closed.' And then when I try to push the Phone.apk file to the relevant folder, I get 'failed to copy / permission denied' (EDIT as I was warned of)
Is there anything I can load onto my SD card to help? I can run probably install an APK off of my storage card. Although I am very limited in what I can do - between error messages I can only get in one quick touch of the screen (and it usually takes a few tries per touch)...I can't do anything that requires a long-click...and I had also deleted the stock keyboard and the stock browser...limits me further...
Now, if I can delete my current Phone.apk and upload the stock keyboard, I am certain I can figure this out. There has to be some way to do this....
EDIT// I packed it up to return to Amazon. If there was a solution out there, oh well...
Like I said you may have been able to use Titanium to install it as a system app and that may have taken care of things once you set it as the default app and/or removed the faulty one.
^^ Right, but the challenge was installing Titanium Backup, and then using it while the error notification popped up on the screen every split second. Unless I am missing something, only way to download it would have required me to buy a Bluetooth keyboard and struggle to pair it so I could type (I had a USB keyboard that didn't work), maybe reassociate my device with my Google account (struggling to type letter by letter between each 'OK' click), have the apk sent to my device over unsecured wifi, put the .apk on SD (or just delete the wrong apk and reboot), and then hope that I could use Titanium backup to do the trick without the ability to press anything on the screen for longer than a half second or so...
Actually, I guess that could have worked, provided the Bluetooth keyboard worked. Of course, there's the chance that the Phone.apk I found for the similar device, might not have worked. Anyways, late now. I have a new one on the way, and I was shipped a slightly used one to begin with anyways, might be for the better. I kinda feel bad that the phone is now 'defective' as a result of my impatience/etc but then again I didn't do anything that the instruction manual warned against, not to mention the instruction manual says a factory reset restores factory data, which I think infers that it restores essential system components. And as much as I was an idiot, I don't do anything which should have caused a nearly non-recoverable error. That's on Google's end. Google doesn't even really discourage rooting and if you allow Android on a device with 512MB rom...
Learning experience. One of the first things I do when I get my new one, I download a backup program and find out if there is a recovery mode. In any event, I won't make the same mistakes twice. Thanks to those who replied or considered replying. Anybody has tips for the future, that aren't obvious or easily found, feel free...
If u r rooted this is very easy.
Open sdk and type su if u get "#" then u r rooted.
If so let us know
---------- Post added at 10:05 AM ---------- Previous post was at 09:34 AM ----------
as a rethought I see u deleted system app so u were rooted
---------- Post added at 10:21 AM ---------- Previous post was at 10:05 AM ----------
Firstly adb pull the file "/proc/mounts" open it using notepad and see how system is mounted.
then remount system as rw using
"mount -o remount,rw -t yaffs2 /
<path to your system> /
system"
Now u can delete stuff or add new stuff without perm error
---------- Post added at 10:24 AM ---------- Previous post was at 10:21 AM ----------
Or just download this . Maybe it'll work http://www.totalcmd.net/plugring/android_adb.html
caponer said:
Or just download this . Maybe it'll work http://www.totalcmd.net/plugring/android_adb.html
Click to expand...
Click to collapse
Eh, I already sent the phone back to Amazon. This, however, looks like a useful something to have access to in the future. Thank you for the link...
No way. Come on,why did u send it to amazon when u had me right here we could have fixed this so easily.
thref23 said:
Hey guys....here's my situation.
I bought a Blu Touch Book 7.0 plus off of Amazon. Got it two nights ago. It's a true phablet. 512 RAM / 512 ROM - I was a little concerned but figured as long as I could root it, I was good to go.
Anyways - no I am not looking for a root. I was able to root it relatively easily after an initial failed attempt which required a factory reset - if anyone is interested, it required PDANET+ & UnlockRoot, SuperOneClick and other methods failed. I threw in a class 10 SD, and modded Android so all apps would be downloaded/installed to my SD card (I did this using the SDK & command prompt in USB debugging mode). I had researched apps previously and began to furiously download and tweak. I threw in a T-Mobile SIM, and everything was going well, I was very happy. It actually seems to be a well made device, though it's a little bulky and the phone function works much better with a bluetooth headset.
Then, I deleted Phone.apk. Despite all apps being downloaded/installed to my SD card, space was still at a premium and I had downloaded a third party dialer. I figured worst case, I could do a factory reset and/or could simply re-download the file (I was actually about to download a good backup program tonight after work, I've been busy the past two days and my anxiety to set up other stuff got the better of me). There was no immediate issue, but shortly later I got the dreaded 'com.android.apk has stopped' (or what not) message popping up constantly. I reset the device, it booted up but it was not reading my sim, and was missing icons. That's when I did something stupid-er. I found a Phone.apk file on the net, downloaded to my device, and copied it to the relevant directory.
Since then, when I boot up, first it shows that Android is upgrading, then it shows the 'unfortunately, the process com.android.apk has stopped.' I click 'Okay,' and it keeps popping up. I wasn't able to delete the wrong Phone.apk as there was not enough time for a longpress between error messages. I was able to initiate a factory reset - I was rather relieved - I had learned a bit the past day or two via trial and error, and I would be able to re-do everything perfectly this time.
But the factory reset did not revert to the right 'Phone.apk' file. So the problem still exists....
If anyone can help me, I would be oh so grateful....thanks...
Click to expand...
Click to collapse
Could you share how you did a factory reset please?
wizardofkoz said:
Could you share how you did a factory reset please?
Click to expand...
Click to collapse
Settings/Backup & reset/Factory data reset
Rooting Help
"I was able to root it relatively easily after an initial failed attempt which required a factory reset - if anyone is interested, it required PDANET+ & UnlockRoot, SuperOneClick and other methods failed."
Can you tell me how did u root it exactly because i am trying all new ways and nothing is working they just cant pick up this phablet.
androidhelp1234 said:
"I was able to root it relatively easily after an initial failed attempt which required a factory reset - if anyone is interested, it required PDANET+ & UnlockRoot, SuperOneClick and other methods failed."
Can you tell me how did u root it exactly because i am trying all new ways and nothing is working they just cant pick up this phablet.
Click to expand...
Click to collapse
I installed PDAnet+ on my phone & PC (as a means of installing a driver for the TB Plus). Then, I ran a program called 'UnlockRoot,' followed instructions, and I had root. UnlockRoot v3.1 is what is installed on my computer.
I moved on awhile ago to the Galaxy Tab 3 7.0 (Galaxy Tab 4 7.0 would be my best recommendation for a budget phablet). The Touch Book plus only held up so well (though I still have it and it still works albeit with no speaker and a screen that needs to be color-filtered due to a mysterious type of screen damage).
DOH!
thref23 said:
I installed PDAnet+ on my phone & PC (as a means of installing a driver for the TB Plus). Then, I ran a program called 'UnlockRoot,' followed instructions, and I had root. UnlockRoot v3.1 is what is installed on my computer.
I moved on awhile ago to the Galaxy Tab 3 7.0 (Galaxy Tab 4 7.0 would be my best recommendation for a budget phablet). The Touch Book plus only held up so well (though I still have it and it still works albeit with no speaker and a screen that needs to be color-filtered due to a mysterious type of screen damage).
Click to expand...
Click to collapse
After so many weeks of hunting around and asking help on forums *which no one was able to help* i stumbled across this which i hope other will find and find useful to them to!
mobiledriverfree.blogspot.com/2015/09/blu-touchbook-g7-pc-suite-and-usb.html
This not only aloud FULL root access within 3 mins, but also gave full super user, was able to retreive lost files, rebuild the software, and reboot the phone. (not to meantion remove ALL the bloatware freeing up half the phones storage)
Enjoy!!!
LeeMarden said:
After so many weeks of hunting around and asking help on forums *which no one was able to help* i stumbled across this which i hope other will find and find useful to them to!
mobiledriverfree.blogspot.com/2015/09/blu-touchbook-g7-pc-suite-and-usb.html
This not only aloud FULL root access within 3 mins, but also gave full super user, was able to retreive lost files, rebuild the software, and reboot the phone. (not to meantion remove ALL the bloatware freeing up half the phones storage)
Enjoy!!!
Click to expand...
Click to collapse
You do realise that this thread is 3+ Years old , right ?

[Q] Xperia Z Tablet - Bootloop recovery advice

Hi all,
So my Sony Xperia Z tablet is currently caught in a bootloop which stops only if I switch off using the volume up button and break the cycle or as I did the first time let the battery die - great.
How I've got there is as follows: I gained root access through Towelroot (great little bit of tech) and through the No Bloat app took out unnecessary system files such as 'Drive', 'Album' and widgets that I never used. This worked fine and most of my other apps were unaffected. I did however take out some of the files that were oddly named and didn't appear to be linked to anything I used and this did affect some things like FB messenger and the functionality of the tablet as a whole. So...I decided after some time to restore all the system files I'd uninstalled (but backuped incase). It was after restoring everything hoping to start a fresh that the reboot loop started and since I've not had enough time to access No Bloat to question what has caused it.
So I'm wondering what I can do - PC Companion only picks up the tablet for 5 - 10 seconds before it disconnects and I can get through to the tablet during the boot for all of about 10 seconds - not enough time to do anything unless it's within a few clicks!? I have some very valuable files to me (such as 15,000 words of my new novel, photos etc which aren't backed up) and so I'm reluctant to try to restore to factory settings via PC Companion just yet.
Does anyone have any ideas as to what system files might be the cause of the issue or any routes around backing up the tablet if it's powered down? I had the not most recent system update up but one installed...
If you've got ideas then please do let me know? I really don't want to lose my files
Thanks in advance,
harness-123
harness-123 said:
Hi all,
So my Sony Xperia Z tablet is currently caught in a bootloop which stops only if I switch off using the volume up button and break the cycle or as I did the first time let the battery die - great.
How I've got there is as follows: I gained root access through Towelroot (great little bit of tech) and through the No Bloat app took out unnecessary system files such as 'Drive', 'Album' and widgets that I never used. This worked fine and most of my other apps were unaffected. I did however take out some of the files that were oddly named and didn't appear to be linked to anything I used and this did affect some things like FB messenger and the functionality of the tablet as a whole. So...I decided after some time to restore all the system files I'd uninstalled (but backuped incase). It was after restoring everything hoping to start a fresh that the reboot loop started and since I've not had enough time to access No Bloat to question what has caused it.
So I'm wondering what I can do - PC Companion only picks up the tablet for 5 - 10 seconds before it disconnects and I can get through to the tablet during the boot for all of about 10 seconds - not enough time to do anything unless it's within a few clicks!? I have some very valuable files to me (such as 15,000 words of my new novel, photos etc which aren't backed up) and so I'm reluctant to try to restore to factory settings via PC Companion just yet.
Does anyone have any ideas as to what system files might be the cause of the issue or any routes around backing up the tablet if it's powered down? I had the not most recent system update up but one installed...
If you've got ideas then please do let me know? I really don't want to lose my files
Thanks in advance,
harness-123
Click to expand...
Click to collapse
99% you deleted files needed for Android to boot/work. Use flashtool to flash the firmware you have (you didn't specify tablet and firmware versions) installed. To save your valuable information you need to perform flashing without wipes.

[Q] Tab S3 hardware navigation - change function?

tl;dr
Is there a way to change what they do without a custom ROM?
I hate Samsung for deciding to go against virtually every other Android manufacturer and changing the order of the "Back" and "Apps" buttons but it isn't a problem on my S4 as they let you change the button order. On my mother's S3 it is a problem and given she has a few dexterity problems I want them to be familiar. I'm aware I can get apps to mimic software buttons on screen but I'm also guessing that custom ROMs can change what the hardware buttons do. A few questions come to mind.
1. Can it be done without rooting?
2. Can it be done without wiping the tablet?
I'm reluctant to go the custom ROM route as it otherwise works fine and she loves it plus it's a recent purchase so still under seller's warranty but I'd like to know for future reference. I did search and all I can find online is talk of using an app to mimic software buttons. Thanks for any help offered.
2 (not so) simple answers to 2 very simple questions:
1: Without rooting you cannot install a custom ROM anyway. You might try to install apps that put another software navigation bar on top of the hardware ones (similar to what you've mentioned). If you do want to root tho-
2: It will wipe the entire internal storage and all data. So if you did try to root, you must backup your internal storage on a laptop (what I do is just copy the entire internal storage from the tab to a laptop and then use SmartSwitch to backup the rest of the stuff).
FYI all the custom ROMs (except the Tweaked stock ROM by rorymc928) for the T820 are trash and are very buggy so don't try them. So reply if you have the courage of rooting your device and I'll post the steps.
Oh last thing please tell your android version and if it is T820 or T825.
I think you should go to /system/usr/keylayout
And find a file that contains
BACK
HOME
MENU
features
And then reace the functions of the keys
(Sorry for bad explanation)
This require root so try one click root but towelroot will be better because it isnt virus
(Once you have done it you can unroot but dont reinstall a rom)
all one click root is a virus exept for towelroot
[HowTo] Configure the WALKMAN Button
Hi everyone. I couldn't find any tutorial for this, though this is the easiest one to do so. You can edit this button to other app, or completely disable it. Go to /system/usr/keylayout/gpio-keys.kl and find the file, and open it with any text...
forum.xda-developers.com
Just read this article (it works for any button any phone expect for iphone. Pinephone, librem 5)
You should find
qemu.hw.mainkeys=1 on the build.prop
You should change 0 to 1 or delete the whole line
P.C you should reboot your device twice to see if it actually works

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