Official Xiaomi 15S Pro HyperOS releases.

Xiaomi 15S Pro Details

CPU 10 cores ( 2x Cortex-X925 (3,9 GHz), 4x Cortex-A725 (3,4 GHz), 2x Cortex-A725 (1,89 GHz), 2x Cortex-A520 (1,8 GHz) )

Latest Version OS4.0.0.19.XODCNXM

Android Version N/A

OS Version HyperOS 4.0

Display Size 6.73"

EOL Status 2031-03-27

Installation Guide

To install this update, download the Recovery ROM from the above-provided link. After downloading, open the Updater Application on your Xiaomi 15S Pro.

Download the Recovery ROM from the above-provided link.
Open the Updater Application on your Xiaomi 15S Pro.
Tap the three dots at the top-right corner and select 'Choose update package.'
Go to the folder where you downloaded your ROM file and select it.
It will start updating automatically; once it is done, your device will reboot into the new version.

Note:Some updates may not installed because they are released as beta versions.