- Title: S3 – Cm12.1
- Listed: March, 2016
- Last modified: 03/31/2016 2:30 pm
- Version: Cyanogenmod 5.1.1
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DESCRIPTION
#include /* * Your warranty is now void. * * I am not responsible for bricked devices, dead SD cards, * thermonuclear war, or you getting fired because the alarm app failed. Please * do some research if you have any concerns about features included in this ROM * before flashing it! */
I am proud to present you source build Cyanogenmod 12.1 for Jiayu S3 Advanced and Basic.
This rom was brought to you by www.jiayu.de.
Contributers:
- fire855: http://forum.xda-developers.com/member.php?u=4761533
- superdragonpt: http://forum.xda-developers.com/member.php?u=5238428
- DerTeufel1980 (me): http://forum.xda-developers.com/member.php?u=4196889
Working:
- everything
- smartwake
Known Bugs:
- Android System Webview needs to be updated through Playstore
- Second Sim Slot does not support 3g or 4g
- does not make the breakfast for me
How to flash:
- Download rom and gapps
- Backup your personal data
- Boot to recovery
- Wipe data
- Install rom and gapps
Thanks to:
- Blueflame4 (aka visi0nary): http://forum.xda-developers.com/member.php?u=3784300
- jianminglok (RIL patches)
- CyanogenModTeam
Discussion, help, Bug reports:
Please mention your device model, and try to be as detailed as possible. Thanks
※Please make a backup of your device before installing or updating ROM


Member Info
found a possible bug.
I had prevously done a fresh install and did not let supersu update…..but forgot that my google settings auto update over wifi
—put that down to me not paying atttention to details…..grins
but
I selected charge only after I had already confirmed usb debugging was enabled and now system settings shows android debugging is disabled.
Luckily I have a full TWRP backup but if anyone has changed their MTP to charge only can confirm they lose debugging it might help the devs?
Thanks for reading
Bugs : All same reason i think :
* #4634# doens't work
*#*#3646633#*#* doesn't work
*It is not possible to enter engineering mode. i tried mobile uncle tools and mtk engineering mode apk. Same warning : "cannot find engineer mode app"
Engineer mode can't be simply added to cyanogenmod.
I have ported "Band mode" option from engineer mode to cyanogenmod settings for the next version. This drastically reduces the time, needed to connect to service provider.
Adding this single feature from engineer mode took two days of work…
i love this rom superb,
have no problem with clean install,
firmware upgrade from kitkat->loli->RC4->OTA RC5->CM 12.1
Wipe data, davlik, cache
so far good will test this rom for a week, ty bro.
Is there a file to edit to turn up speaker volume? I was trying to find on net something but no luck for MTK chipset
Hello everyone,
It is my first time trying to use rom so please need help!
I have JIAYU S3S phone 3GB version. Does this rom working on that phone?
How can i boot to recovery mode?
Thank you all for the understanding.
I have a 3GB S3S, it works fine.
Recovery mode and lots of other good things can be read about here:
http://forum.xda-developers.co.....covery-t3097293
Good luck.
many app problem to install, unsupport, like bbm, social app,
is there way to fix this problem?
It is written on the explanation part. Have you done this :
Ty so much sir, work perfectly
@DerTeufel, Thank you for the reply and for your all harwork for the roms and sharing them with us. I am following German forum and xda as well.
I am not good with the porting roms and detailed stuff. But i understand that cm roms has different specialities. When i used this rom there were imei numbers but not mine. What is the best way to enter my original imei numbers for this rom then?
On my first message i wrote what i know about how to enter the imei number but it is useless for this rom.
Once again thank you
Hi,
Just dial *#4634# and your owm imei…
How is the GPS? I have the Xtreme rom and the GPS is totally crap. The GPS with factory rom is really superb with accuracy less than 1 meter.
Can it be installed over 4.4.4 KitKat from TWRP or only from Lollipop?
Have anyone tried installing over KitKat?