Build.prop tweak for redmi 1s to boost the system performance [updated]

I am sharing some Save Build.prop tweaks for your rooted android device.

Copy Build.prop from system folder of your rom /system/build.prop to your pc.

Now Add these line one by one.

or you can do from phone itself.
• Explore/Find the build.prop file
• Make a Backup
• Use the following list to modify values

This is not my work thanks to Developer of Cyanogenmod and AOKP  and other developers for tweaks i have indexed all of them at one place.

Note  ◘ are safe  ◘ are not tested or not safe

◘ Enable On Screen Key 
qemu.hw.mainkeys=0

1. Locks default launcher app in memory

ro.HOME_APP_ADJ=1

2. Saves power
pm.sleep_mode=1
ro.ril.disable.power.collapse=0
wifi.supplicant_scan_interval=180
3. Phone rings immediately
ro.telephony.call_ring.delay=0
4. Disables blackscreen issue after a call
ro.lge.proximity.delay=25
mot.proximity.delay=25
5. Better signal
persist.cust.tel.eons=1
ro.config.hw_fast_dormancy=1
6. Better call voice quality
ro.ril.enable.amr.wideband=1
7. Phone will not wake up from hitting volume rocker
ro.config.hwfeature_wakeupkey=0
8. Disables logcat
logcat.live=disable
9.  Better scrolling
windowsmgr.max_events_per_sec=150
ro.max.fling_velocity=12000
ro.min.fling_velocity=8000
10. Improves audio and video recording quality 
ro.media.enc.jpeg.quality=100
ro.media.dec.jpeg.memcap=8000000
ro.media.enc.hprof.vid.bps=8000000

11. Video acceleration and HW debugging
debug.sf.hw=1
debug.performance.tuning=1
video.accelerate.hw=1
12. Disables built in error reporting
profiler.force_disable_err_rpt=1
profiler.force_disable_ulog=1
13. Better net speeds
net.tcp.buffersize.default=4096,87380, 256960,4096,16384,256960
net.tcp.buffersize.wifi=4096,87380, 256960,4096,163 84,256960
net.tcp.buffersize.umts=4096,87380, 256960,4096,163 84,256960
net.tcp.buffersize.gprs=4096,87380, 256960,4096,163 84,256960
net.tcp.buffersize.edge=4096,87380, 256960,4096,163 84,256960
14. 3G tweaks
ro.ril.hep=0
ro.ril.hsxpa=2
ro.ril.gprsclass=12
ro.ril.enable.dtm=1
ro.ril.hsdpa.category=8
ro.ril.enable.a53=1
ro.ril.enable.3g.prefix=1
ro.ril.htcmaskw1.bitmask=4294967295
ro.ril.htcmaskw1=14449
ro.ril.hsupa.category=6
15. Faster streaming videos
media.stagefright.enable-meta=true
media.stagefright.enable-record=false
16. Faster boot
ro.config.hw_quickpoweron=true
17. Disables error checking
ro.kernel.android.checkjni=0
18. Google DNS Tweak
net.rmnet0.dns1=8.8.8.8
net.rmnet0.dns2=8.8.4.4
net.dns1=8.8.8.8
net.dns2=8.8.4.4
19. Screen recognizes only two fingers
ro.product.multi_touch_enabled=true
ro.product.max_num_touch=2
20. Disable notification sound for SD storage insert
persist.service.mount.playsnd=0
21. Enable display dithering
persist.sys.use_dithering=1
22. More volume steps in call.
ro.config.vc_call_steps=20
23. Dalvik Virtual Machine tweaks
dalvik.vm.checkjni=false
dalvik.vm.dexopt-data-only=1
dalvik.vm.heapstartsize=5m
dalvik.vm.heapgrowthlimit=48m
dalvik.vm.heapsize=64m
dalvik.vm.verify-bytecode=false
dalvik.vm.execution-mode=int:jit
dalvik.vm.lockprof.threshold=250
dalvik.vm.dexopt-flags=m=v,o=y
dalvik.vm.stack-trace-file=/data/anr/
traces.txt
dalvik.vm.jmiopts=forcecopy
24. Disables sending of usage data.
ro.config.nocheckin=1
25. Better image quality, lower performance.
persist.sys.use_dithering=1
26. Disable notification while adb is active
persist.adb.notify=0
27. Change LCD density - Default value is 240. 
ro.sf.lcd.density=240 (Install a patched market [playstore] after changing it.)
28. Disable strict mode checking.
persist.android.strictmode=0
29. Enables MTP mode.
persist.sys.usb.config=mtp
30. Lock app in memory
sys.keep_app_1=com.your.app.app [your app name]
31. Allow purging of assets
persist.sys.purgeable_assets=1
32. More
persist.sys.shutdown.mode=hibernate
debug.kill_allocating_task=0
persist.sys.ui.hw=1
ro.debuggable=1
ro.config.disable.hw_accel=false
debug.enabletr=true