
Code:
/*
* 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.
*/
AncientOS is a Beautiful Custom ROM based on AOSP that aims to provide a unique UI with some useful feautures for customization.

Here are the features & customizations which AncientOS provides.
Code:
[LIST]
[U][B]Ancient Stuff:[/B][/U]
[•]Refined UI with several OneUI touches and an old vibe with intricate patterns in the Settings App.
[•]Lots of status Bar mods.
[•]Lots of new Status bar icons.
[•]Lots of Headers Styles.
[•]Lots of new Headers Clocks and Date Styles.
[U][B]STATUSBAR:[/B][/U]
[•]Statusbar icons.
[•]Traffic indicators.
[•]4G Icon Instead of LTE.
[•]VoLTE icon toggle.
[•]Clock Customization.
[•]Battery Customization.
[•]Battery Bar.
[•]Old mobile type indication.
[•]Statusbar padding preferences.
[•]Battery percentage while changing.
[U][B]Navigation Bar:[/B][/U]
[•]Navbar invert layout.
[•]Enable/Disable Navbar.
[U][B]QUICK SETTINGS:[/B][/U]
[•]QS brightness slider position.
[•]Battery percentage selection.
[•]Auto brightness icon toggle.
[•]Brightness control buttons.
[•]Quick pulldown option.
[•]Kill app button.
[•]Vibrate on touch.
[•]Blur behind QS.
[•]QS panel Opacity.
[•]Tint QS toggles.
[•]Battery Customization.
[•]QS Header.
[U][B]LOCKSCREEN:[/B][/U]
[•]Lots of new Clocks
[•]Lots of Fonts for Lock, Date and Owner Info.
[•]Lots of new Date styles.
[•]Charging info.
[•]Fingerprint Authentication Vibration.
[•]Unlock keystore with fingerprint after reboot.
[•]Lockscreen Weather.
[•]Lockscreen visualizer.
[•]Lockscreen media art and Blur customization.
[•]Disable Quick Settings panel on secure lockscreen.
[•]Lockscreen charging animation.
[U][B]BUTTONS:[/B][/U]
[•]H/W keys customization.
[•]H/W buttons backlight customizations.
[•]Power Light control.
[U][B]NOTIFICATIONS:[/B][/U]
[•]Headsup Customizations.
[•]Incall Vibrations.
[•]Less boring Headsup.
[•]Headsup snooze & timeout option.
[U][B]MISC:[/B][/U]
[•]Three Finger Screenshot.
[•]Wake on plug.
[U][B]Others:[/B][/U]
[•]Doubletap or longpress power to toggle flashlight.
[•]Vibrate in in-call settings.
[•]RGB Accent picker.
[/LIST]

Code:
[LIST]
[U][B]Changelogs v5.2:[/B][/U]
Beta 2 Changelog:
• Redesign SystemUI and Settings
• Fixed battery estimate
• Fixed sound picker
• Enable zygote preforking
• Added FOD recognizing animation
• Added screen off FOD
• Added FOD picker
• Added FOD pressed color
• Added tiles sync, volume panel, reboot, data switch, music
• Added wiret/bt headset ringtone audio focus customizable
• Added DU System themes
• Added pulse equalizer navbar/lockscreen
• Added QS tile style picker
• Added qs tint with accent color
• Added RGB Accenter
• Added disco on qs
• Added QS clock style
• Added QS analog clock style
• Added rounded corner style
• Added statusbar height style
• Added dual row statusbar mod
• Added signature spoofing
• Added show/hide edit icon
• Added statusbar logo
• Added radius gesture navbar
• Added max lockscreen notification count
• Added statusbar notification count
• Added navbar style
• Added settings style
• Added switch style
• Added AOKP system animation
• Added ethan animation
• Added toast animation
• Added smart pixels
• Added optional screenshot type
• Added disable notification vibration
• Added Data usage
• Added screenshot and screenrecord on powermenu
• Added old style data indicator
• Added theme settings dashbicons icons
• Added Faceunlock
• Added swipeup on keyguard to use faceunlock
• Added navbar layout inversion
• Added simple icon pack in launcher
• Added kill app button in launcher
• Added more style statusbar icon
• Added more fonts
• Added more charging animation
• Fixed volume rocker skip track on ambient
• Screenoff volume skiptrack
• Pulse on new music track (ambient music)
• Switch GalleryGo
• Allow set back swipe deadzone
• Allow enable/disable powermenu
• Custom doze brightness and pulse brightness
• Improve gaming mode
• Improve edge light
• Improve source.
Beta 3 Changelogs :
• February Security Patch
• Redesign SystemUI and Settings
• Added custom navbar layout
• Added ambient music
• Added turbo charging
• Added tiles cpu info, fps, kill app, longshot, navigation bar
• Added statusbar header image
• Added disable/enable QS media player (default disable)
• Added ios faceunlock animation
• Added configure lockscreen media artwork blur level
• Added more qs clock
• Added QS panel opacity
• Added header image height configurable
• Added text clock gradient (thanks @nabil_aba)
• Added qs clock gradient style
• Added tooltip and topad style
• Added quick settings pull down with one finger
• Added toggle to completely hide status bar on lockscreen
• Added quick pulldown statusbar anywhere
• Added fingerprint error vibration
• Added sensor block packagelist
• Added cutout force fullscreen
• Added OTA App
• Added ios toast notification
• Added touch sensitive
• Added custom carrier label
• Added running service toogle
• Added simple brightness style
• Added OOS style notification clear all button (toggleable)
• Added center notification headers
• Added Expandable stock volume slider
• Fixed pulse visualizer crash when disable navbar
• Fixed issue in security method
• Fixed issue cannot allow permissions for app installed
• Update PixelPropsUtils
• Update Launcher
• Improve ambient pulse
• Improve notification header
• Improve source
[/LIST]

Download ROM Here!
GApps Build

CLEAN FLASH
Make Sure you are Flashing it over Realme UI Firmware/ Don't flash it over Color os Firmware!!
- Make sure you're running the latest TWRP/OrangeFox
- Boot into recovery
- Wipe cache and dalvik cache
- Flash ROM.zip
- Format data
- Reboot to recovery (optional)
- Flash Magisk.zip (optional)
- Reboot to system
DIRTY FLASH
- Boot into recovery
- Wipe cache and dalvik cache only
- Flash ROM.zip
- Reboot to recovery (optional)
- Flash Magisk.zip (optional)
- Reboot to system
First boot will take few minutes! Have patience!
Clean Flash is always recommended!

AncientOS Source
Ancient-Devices Source
Telegram
Ancient Group
Ancient Channel
Device Support Group

AOSP
LineageOS
SuperiorOS
DotOS
PixelExperience
AospExtended
Syberia OS
Nitrogen OS
Pixys OS
ArrowOS
MSM-Xtended
HavocOS
BootleggersROM
ABC
Rebellion
Komodo
Durex aka Corvus
DerpFest
Evolution-X
OMNIROM
AOSIP
Liquid Remix
Resurrection Remix
Dirty Unicorns
Bliss
ExtendedUI
AICP
MoKee
RevengeOS
Yodita
POSP
ION
crDroid
GZOSP
Colt-Enigma
REPORTING BUGS!
As soon as the problem occurs, take a logcat!
for more details READ THIS

If you like our work then please consider donating.
Support Lead Developers:
https://www.paypal.me/rezaadipangestu
https://www.paypal.me/baloseribu
Support Device Maintainer:
https://www.paypal.me/AHMIMA
XDA:DevDB Information
AncientOS For Poco X3 Pro [vayu]
Contributors:
Ahmed
ROM OS Version: Android 11
ROM Kernel: Linux 4.x
Suggested firmware: 12.5.2.0 Global
Based On: AOSP
Version Information
Status: stable
Current Stable Version: v5.5
Stable Release Date: 2021-07-30
Created 2021-05-16
Last Updated 2021-07-30
Last edited: