how can i update it, will this rom work for me after that ?
To flash this, you'll need updated TWRP recovery:
serrano3gxx (I9190): http://www.mediafire.com/file/idco7h7k3j4ajji/recovery_3gxx.img
serranodsdd (I9192): http://www.mediafire.com/file/afaa1au3hu23ldo/recovery_dsdd.img
In announcement text, http://www.cmxlog.com/13/serrano3gxx/ links to http://www.cmxlog.com/12.1/serrano3gxx/....
I'm using the August 25th ROM (cm-12.1-20150825-UNOFFICIAL-serranodsdd.zip) and would like to relate some of my experiences with the dual sim functionality, to get feedback about them:
1. Flaky sim selection: I have configured the sim selection s...
Yes, I noticed the random icons in notifications, too in latest build.
This may perhaps be related: SysUI: Fix retrieving of statusbar icon with no theme
If so, the next build will quite likely fix this....