Please, don't use this nonsense "overquoting" when you answer to someone. Have some respect to the forum rules, and users.
if you want stable rom for LGG2-D802 flash
1) aosp extended based on 7.1.2 or 8.1 versions of Android.
2) flash gapps nan...
Well, the default procedure is:
-Reboot into recovery;
- Wipe data factory reset;
- Wipe cache partition;
- Flash zip from the sd card(select the zip you want to install) ;
And if you want to flash a custom kernel, just do the last...