Jiayu G3 Root

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luznykolo

Senior Member
Nov 9, 2012
119
7
G3 is easy to root. I did root many G3 last week.

Sent from my Honor U8860 using xda-developers app

Yeah sure bro but it will be my first smartphone and I can't copy from any device because i don't have it ;)

I have problem. All look fine but have to messages:

"remote object 'system app/Back-Restor.apk does not exist"
"remote object 'system/bin/ric' does not exist

After that my phone reboot and have a screen:

Full restore

a full restore of all data from a connected
desktop computer has been requested. Do
you want allow this to happen?

If you did not request the restore yourself, do
not allow the operation to proceed. This will
replace any data currently on the device!

Please enter your device encryption
password below

______________________________

If the restore data is encrypted, please enter
the password below

_______________________________

I have to install some backup .apk to my Jiayu G3 phone?
 
Last edited:

pinibo

Senior Member
Dec 28, 2011
121
22
I tried to root my Jiayu G3. I tested whether all drivers were installed correctly.
The situation where I have no battery on the Jiayu G3 and plugged in into the USB port is a problem

Driver is mising for MT65xx preloader ... any clue where this driver can be found?
 

luznykolo

Senior Member
Nov 9, 2012
119
7
I tried to root my Jiayu G3. I tested whether all drivers were installed correctly.
The situation where I have no battery on the Jiayu G3 and plugged in into the USB port is a problem

Driver is mising for MT65xx preloader ... any clue where this driver can be found?

can send me files of your drives because i have code 10 error
 

luznykolo

Senior Member
Nov 9, 2012
119
7
Thanks but what about Mediatek da USB VCOM? I have code 10 after installing.
Smart Phone Flash Tool will be work properly?

All drivers installed correctly but i have message from sp flash tool

SP FLASH TOOL ERROR: (8100)

[Android USB] Can not find USB port!

something different now: New message

Brom error: S_FT_NEED_DOWNLOAD_ALL_FAIL (4050)
Need download all images!
 
Last edited:

pinibo

Senior Member
Dec 28, 2011
121
22
Thanks but what about Mediatek da USB VCOM? I have code 10 after installing.
Smart Phone Flash Tool will be work properly?

All drivers installed correctly but i have message from sp flash tool

SP FLASH TOOL ERROR: (8100)

[Android USB] Can not find USB port!

something different now: New message

Brom error: S_FT_NEED_DOWNLOAD_ALL_FAIL (4050)
Need download all images!

I just was successful in installing the driver for MT65xx Preloader (had to manually install it during the flashing exclamation mark).
When I now connect the phone without battery, I have no more exclamation marks.

Now, when I start the flash tool and connect my device without battery I get every time a different error and a window that pops-up with some (vague) explanation. Also the bottom bar of the flash tool becomes red.

It does not look good to me and I have to dive into more details to see what I should do.
In the device manager I do not have further exlamation marks ....to be continued.

So, it seems I am now on the same level as you are.
 
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luznykolo

Senior Member
Nov 9, 2012
119
7
Thats right.

I think that this error means that we have to mark all files on the list but we don't have these files on the computer. I read some hint on similar tutorial (with only recovery checked on the list)

"Please note that, even though it isn't mandatory to select it on the list of images to flash, preloader file must be present in the same folder as the other partition(s) that you want to flash, or else phone will not be able to enter into download mode."
 

poweronat

Member
Oct 20, 2005
19
6
Can you send us the mentioned files to root jiayu g3?

Preamble: DO A BACKUP OF boot.img and recovery.img BEFORE MODIFYING ANYTHING!
-if you are not familar with SP Flash Tool, please google for a full guide regarding this theme: "How to Root JiaYu G3 + working Recovery mode"

the easyest way to install the needed drivers ist to install the app pdanet: h t t p:// junefabrics.com/android/
if some drivers are missing you can find also drivers in the zip files

I attached 2 zip files.
1.) use the files in root.zip with SP_Flash_Tool_v3.1222.00 to flash patched root and recovery with working cwm (english language, searched a while for that)

2.) file root.zip is meant for rooting with cwm (use only if flashing files from 1. does not the complete job)

hint: I struggled a bit on connecting the pone: press power and volume up and plug USB in was only working with attached battery
cheers and sorry for my bad english....
 

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  • root.zip
    8.5 MB · Views: 1,735
  • JYG3-ROOT.zip
    3.1 MB · Views: 1,652
  • SP_Flash_Tool_v3.1222.00.7z
    3.7 MB · Views: 1,990
  • MTKdroidTools228.7z
    3.6 MB · Views: 1,499
Last edited:

m1112

Member
Aug 28, 2009
13
2
hi, do you know how to upload to phone another language (czech language)? or link to another custom rom. I fail to find anything. Thanks a lot
 

dbfranz

New member
Feb 18, 2011
1
0
Preamble: DO A BACKUP OF boot.img and recovery.img BEFORE MODIFYING ANYTHING!
-if you are not familar with SP Flash Tool, please google for a full guide regarding this theme: "How to Root JiaYu G3 + working Recovery mode"

the easyest way to install the needed drivers ist to install the app pdanet: h t t p:// junefabrics.com/android/
if some drivers are missing you can find also drivers in the zip files

I attached 2 zip files.
1.) use the files in root.zip with SP_Flash_Tool_v3.1222.00 to flash patched root and recovery with working cwm (english language, searched a while for that)

2.) file root.zip is meant for rooting with cwm (use only if flashing files from 1. does not the complete job)

hint: I struggled a bit on connecting the pone: press power and volume up and plug USB in was only working with attached battery
cheers and sorry for my bad english....

Thank you poweronat.
Just one question: if there is something goes wrong, how can I restore previous situation?

Thanks
 

poweronat

Member
Oct 20, 2005
19
6
Please google for "How to Root JiaYu G3 + working Recovery mode"
to get a full description of backing up boot.img and recovery.img

if youve done this right you should have a backup of your boot and recovery partitions which can be stored back if a fault occours.

the partitions should be the following (please re-check with your device):
boot: F88000 - 1588000 = length of 600000
recovery: 1588000 - 1B88000 = length of 600000

good luck ;)
 

luznykolo

Senior Member
Nov 9, 2012
119
7
Please google for "How to Root JiaYu G3 + working Recovery mode"
to get a full description of backing up boot.img and recovery.img

if youve done this right you should have a backup of your boot and recovery partitions which can be stored back if a fault occours.

the partitions should be the following (please re-check with your device):
boot: F88000 - 1588000 = length of 600000
recovery: 1588000 - 1B88000 = length of 600000

good luck ;)

Where i can check this?

Spflash Tool not working for me. I've installed pda drivers. Driver successfuly installed but when i click download connect the phone without battery. Then i put the battery nothing happens. I the bottom bar i have: EMMC | Searching and nothing happens.

I've tried one more. Now i have "BROM Error" and next try "USB Cable not connected

Should i have clean sd card or something?
 
Last edited:

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  • 6
    Step 1: Root the G3

    1) Connect your g3 activating USB debugging mode
    2) Run the runme.bat in any case the file that ends is .bat : P
    3) select option 1 and leave work
    your G3 will reboot is normal

    Or else follow this video:

    Rooting the G3 can easily through these packaged: Root_with_Restore_by_Bin4ry_v15.zip


    By following this video for example:

    [media]http://www.youtube.com/watch?v=fmVAQJnW10g[/media]


    Check that you are in as root and SuperSu is installed, if not install it from the market

    Step 2: Install a English recovery

    1) Install MobileUncle Tools avaialble on market
    2) Download: recovery_cwm5.5.0.4_ENG.img and put in the root of SD carrd
    2) Open MobileUncle Tools
    3) Click on update Recovery
    4) Choose the recovery_cwm5.5.0.4_ENG.img and follow the instructions
    5) And now you have a english recovery !


    Step 2: Install JB 4.1.2

    1) Download: JB G3 06/01/2013, put it in the root of the sd
    2) Reboot into recovery (turn off your phone, and volume+power off or open mobileuncle tools and click on reboot into recovery mode)
    3) Into recovery choose Install any zip from sdcard and choose the zip
    4) leave work
    5) There you are in JB 4.1.2 but in Chinese, do not panic, go to setting and then input languages ​​and choose your language
    6) Do the same step from 1 to 4 for the: GAPPS


    Step 3: Install the Lewa Touch Recovery

    1) Open MobileUncle Tools
    2) Download: recovery.img and put it in the root of the sd
    3) Choose update Recovery
    4) Choose recovery.img and follow the instructions
    5) And now you have a very nice touch recovery, brand new, cute

    Tgs30HWK.jpg


    Here I hope this is explained and it was not too hard and sorry for my bad english :s

    Tutorial Root+Recovery+JB On G3 - Frandroid - DroidO
    5
    LeWa Recovery 2.0 English

    I'm translating the LeWa Recovery 2.0 to english. Would anyone here be interested?

    V2 came with the JB (4.1.2) release of LeWa OS for G3, released 05.Feb.

    Not sure what's the difference between V1 and V2 though. May be it's based on TWRP2?

    Anyway, i'll just upload it when I'm done.

    ======
    update
    ======

    here's the (link to) modded/translated (to English) version: http://www.mediafire.com/?jyt2alcu242zyy3

    It's a CWM/TWRP flashable zip. flash it via CWM/TWRP.

    or you can extract .img file, and dd it to /dev/recovery
    4
    Can you send us the mentioned files to root jiayu g3?

    Preamble: DO A BACKUP OF boot.img and recovery.img BEFORE MODIFYING ANYTHING!
    -if you are not familar with SP Flash Tool, please google for a full guide regarding this theme: "How to Root JiaYu G3 + working Recovery mode"

    the easyest way to install the needed drivers ist to install the app pdanet: h t t p:// junefabrics.com/android/
    if some drivers are missing you can find also drivers in the zip files

    I attached 2 zip files.
    1.) use the files in root.zip with SP_Flash_Tool_v3.1222.00 to flash patched root and recovery with working cwm (english language, searched a while for that)

    2.) file root.zip is meant for rooting with cwm (use only if flashing files from 1. does not the complete job)

    hint: I struggled a bit on connecting the pone: press power and volume up and plug USB in was only working with attached battery
    cheers and sorry for my bad english....
    3
    NEW G3N thread and Jelly Bean ROM

    Here it is, what you've all been waiting for :D
    http://xdaforums.com/showthread.php?p=39972149

    So you mean to say it's a 100% port for the G3N? (if it is, it's supposed to work with TWRP!)

    Now, what we need is a custom Kernel that supports OC / UV..and of course, the best would be a complete CM 10 port! But these are just wishful thinking.. ;)

    As for new thread, I think it's a good idea, as ROMs for G3 don't work with G3N..
    Its a 100% port, no reason why it wouldn't work :)
    3
    GOOD NEWS

    After 3 days of solidly bashing my head against a wall, we have a working GThrill port! :D
    So Wifi & Bluetooth work, GPS should do too :)
    Will tidy it up and upload it sometime later today.
    Thinking of making a new thread for the G3N with a full tutorial on how to get root, CWM install my ROM etc. Any thoughts?