Project Pixelage OS Android 15 POCO X5 Pro 5G / Redmi Note 12 Pro Speed

Download Custom Rom Project Pixelage OS Android 15 Xiaomi POCO X5 Pro 5G/Redmi Note 12 Pro Speed (redwood).

Installation

Download the boot , dtbo and vendor_boot images from HERE. [all files are in zip file so kindly unzip that file.]
Connect To Pc
Reboot to fastboot ( press both power_button_key + vol_down_key ) and follow the steps as given below.
fastboot flash vendor_boot vendor_boot.img
fastboot flash dtbo dtbo.img
fastboot flash boot boot.img
fastboot reboot recovery
Select Wipe Data/factory Reset & Confirm
Select ‘apply Update’ From Adb
adb sideload Rom_Name.zip
Select Wipe Data/factory Reset & Confirm
After Installation Complete, Reboot System.
( optional ). Reboot to recovery to sideload any add-ons ( e.g magisk, firmware, gapps etc )

If your device does not change slot automatically, you can do it manually just follow the given steps.
adb reboot bootloader
fastboot getvar current-slot
fastboot --set-active=b ( for eg. your current active slot is A so you would want your current slot to set be on B )
fastboot reboot

Try using sudo $(which fastboot) instead of fastboot

for eg.

and so on.

Before doing the following you should be sure that your bootloader is unlocked.
Download twrp-TheStrechh-RX.img from HERE, and platform tools from HERE Windows and Linux
Extract platform tools in C:\ and copy boot.img in folder.
Open terminal (CMD) in local folder and paste this command fastboot boot twrp-TheStrechh-R2.img , then click enter.
Device boot in TWRP interface go to Advance and select Flash current TWRP and confirm. Done, you have TWRP installed fine, now can reboot system.

Download ROM, then go to Install -> select your ROM.zip -> Confirm.
Back to TWRP Home, Go to wipe -> format data -> wipe cache from advanced wipe (For clean flashes only. If you are just updating, ignore this step).
Back to TWRP Home, Go to reboot -> and change active slot. If active slot was A, select B. Or if active slot was B, select A. There is an indicator there shows active slot.
Back to TWRP Home, go to Advanced -> flash current TWRP . If you forget this step, you’ll lose TWRP after reboot.
Now reboot system and enjoy.

Boot in TWRP -> format data -> yes
Install the ROM with adb sideload -> adb sideload rom.zip in adb termianl.
Back to TWRP Home, go to Advanced -> flash current TWRP . If you forget this step, you’ll lose TWRP after reboot.
Reboot recovery and flash the gapps of your choice.
Now reboot system and enjoy.