[Xiaomi Redmi 3s ROMs, Kernels, Recoveries, & Other] akshat2012:
/*
* Your warranty is now void.
*
* I am not responsible for bricked devices, dead SD cards,
* thermonuclear war, or you getting fired because the alarm app failed. Please
* do some research if you have any concerns about features included in this ROM
* before flashing it! YOU are choosing to make these modifications, and if
* you point the finger at me for messing up your device, I will laugh at you.
*/

Cosmic-OS is a Custom ROM based on Android Open Source Project (AOSP) with additional features, performance and battery life improvements.

Based on Android 8.1.0 Release 1

# Recents Screen:

- Clear All Recents FAB

- Immersive Recents - Hide apps from recents

# StatusBar:

- StatusBar Items

- VOLTE Switch

# Navigation Bar:

- Navigation Bar Tuner

# Lockscreen:

- Lockscreen Weather

- Lockscreen Tuner

- Lockscreen Media Art

- Lockscreen Charging

- Lockscreen Quick Unlock

- Lockscreen Pin Scramble

# Gestures:

- Double Tap to sleep Options for StatusBar, Navigation Bar and Lockscreen

- Flashlight Toggle

# Notifications:

- Incall Vibration Options

# Quick Settings:

- Smart Pulldown options

- QS panel Columns and Rows

# Volume Rocker:

- Do not Disturb Switch

- Volume Rocker Music Controls

- Volume Buttons Swap

- Volume Rocker Cursor Control

- Volume Rocker Wake

# Miscellaneous:

- Extended Restart

- Dashboard Conditions Toggle

- Night Mode Options

- Battery Usage Alerts

- Wakelock Blocker

- Alarm Blocker

- Wake on Plug

- CPU Info Switch

# Featured Stuffs:

- Themes Manager

- Cosmic-OS Wallpapers

- Cosmic-OS App

- Adaptive Icons

And many more being added regulary!

Instructions for flashing:

Download ROM and GApps.

Copy ROM and GApps to internal storage.

Wipe /data, /system and /cache.

Flash ROM and GApps (And any mods you use)

Enjoy :P

Instructions for update:

Download ROM and GApps.

Copy ROM and GApps to internal storage.

Flash ROM and GApps (And any mods you use)

Note: First boot and boots after every update can take some time. They may even loop a few times. We do not support custom kernels or mods like MultiROM. If you have an issue, make sure your edits aren't interfering with the issue you're reporting.

UnOfficial Builds | GApps

BUGS

1)Default governor is performace

FIX

1)Download Kernel Auditor and give root permission

2)Go to CPU section

3)In cpu governor select interactive for both big and small core

4)Click apply on boot

5)Reboot ..Done

Device Tree | Kernel | ROM

Credits

-[MENTION=5863325]sagarshah1729[/MENTION](Founder/Lead Developer)

-[MENTION=5842339]Sid_Sun[/MENTION](Contributor)

-[MENTION=5834335]Agent_fabulous[/MENTION](Contributor)

- Nitrogen Project

- LineageOS

- AOSCP

- OmniROM

- ABC ROM

- Dirty Unicorns

- Kabou Zeid for Phonograph

Have a feature request? Don't spam here. Visit our Google Plus community or Telegram group

Cosmic-OS Official Website:

Cosmic-OS

Cosmic-OS Google Plus community:

​

XDA:DevDB Information

[ROM][8.1.0_r7][UNOFFICIAL] Cosmic-OS v3.1 - Universe [LAND][01-02-2018], ROM for the Xiaomi Redmi 3S

Contributors

akshat2012

ROM OS Version: 8.x Oreo

ROM Kernel: Linux 3.x

Based On: AOSP-CAF

Version Information

Status: Stable

Current Stable Version: 3.1

Stable Release Date: 2017-12-29

Created 2017-12-29

Last Updated 2018-02-01