Add end of your build.prop
Code:
#
# CUSTOM_BUILD_PROPERTIES
#
ro.ril.power_collapse=1
ro.ril.disable.power.collapse=0
ro.ril.fast.dormancy.rule=0
pm.sleep_mode=1
power.saving.mode=1
wifi.supplicant_scan_interval=180
windowsmgr.max_events_per_sec=90
persist.sys.scrollingcache=3
ro.media.enc.jpeg.quality=100
persist.sys.purgeable_assets=1