N910H 5.1.1, Stuck i cant install custom Rom!!

Guys,

Im on Android ver. 5.1.1
Baseband Ver. N910HXXU1COJ2,
Build number : LMY47X.N910HXXS2CPD1

Stock firmware but rooted.
I would like to install insecure boot image so i can install sweetrom + many other.

At the moment i dont know what to do since N910H has no much support.....please advice.

Thanks.

from xda-developers http://ift.tt/28XaAGx
via IFTTT