- Title: UMI ZERO OFFICIAL
- Listed: 06/14/2015 7:55 pm
- ROM Version: v3.10 Android 4.4.2
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I have tried almost all type of roms with no luck.This one seems to work.Official ROM by UMI.06/01/2015 v3.10
No reboots,good battery life,solid warming,no issues yet .
You can use Rootjoy as your official ROM flashing solution.Always make a full backup,before you start the flashing process.!
Only for Offical ROM update /Don't use this if you have custom ROM installed /
2.Plug your Phone and allow connection
3.Create a full backup of your phone
4.Flash your mobile device
Your device data wil be deleted permanently.Do it at your own risk !
***If you have custom ROM you can get an error that your mobile doesn't supported anymore***
If you are not familiar with flashing process please find previous ROM's posts, where you can find more detailed description about the "how to ",and also you can find answers in the comments for the upcoming issues.
Useful tweaks for :
1.download mobile uncle tool
front speaker fine tuning :
rear speaker audio tuning:
open mobile uncle tool –>engineering mode (MTK)—>Hardware testing/audio—>loudspeaker mode–>> type:media–>set level 0=120 (level1=130,level2=140..etc ) increase the number on different levels as you wish, till max level 14 =230
don't use 255 value max level ,you might damage your speaker .
now adjust your media volume levels from low to max..reset your values if you feel it to harsh
Zero produced for Chinese market,so you should personalize your gps settings to your country.
what you need is:
1.turn your wifi on
2.download the following tools from playstore :
mobile uncle tool,mt gps ,faster gps ,total commander (or root explorer )
3.open mobile uncle tool
find power gps search on main screen
select GPS SET
reboot your machine
4.open faster gps
select your continent,select your country
go to advanced settings select intermediate_pos type the value :1
select accuracy_thres value:500
enable wiper value=1
at the ntp server you should find your country's ntp sever /in my case hu.pool.ntp.org/
you can check here whether it was set properly http://www.pool.ntp.org/en/
reboot your machine
5.open total commander
select file system root
/system/etc you should find your gps.conf file
select and select edit file
you should find the following settings more or less,check everything there :
NTP_SERVER=eu.pool.ntp.org /<–this is an extra row if you travel alot in europe added by me in totalcmd/
6.open mt gps
7.go to open air,and turn data connection to ON
8.open mobile uncle tool
engineer mode–>engineer mode mtk–>location–>YGPS–>information–>hot–>wait 3 sec–>full–>wait 3 sec–>AGPS restart —>go to satellites tab–>now wait till red spots turn to green first fix could take more than 5 minutes
9.if fixed ,start your gps app
※Please make a backup of your device before installing or updating ROM