Model Manual Android 16 (Baklava / QPR2) Compatibility → Verified Working

Xiaomi 15, 15 Pro & 15 Ultra (HyperOS 2.0) Root Guide

Step-by-step Fastboot rooting guide for Xiaomi 15, Xiaomi 15 Pro, and Xiaomi 15 Ultra on HyperOS 2.0 (Android 15). Covers Snapdragon 8 Elite init_boot extraction from Fastboot TGZ packages, the HyperOS 2.0 Xiaomi Community bootloader unlock authorization process, and vbmeta verification bypass.

Hardware & Partition Specifications

Before flashing, confirm your device matches these exact kernel and partition specifications:

Hardware Parameter Target Specification Engineering Details
SoC / Chipset Qualcomm Snapdragon 8 Elite (3nm, Oryon CPU, Adreno 830 GPU) | HyperOS 2.0 on Android 15 Hardware processing platform and architecture
Target Partition init_boot.img (GKI Architecture - Extracted from official Fastboot TGZ ROM) The exact partition image that must be patched in Magisk
OS Compatibility Layer Android 16 (Baklava / QPR2) Layer → Kernel specifications, SEPolicy patching & 16KB memory page rules
RAM Page Alignment 4KB / 16KB Page Aligned (Xiaomi HyperOS 2.0 Kernel architecture) Virtual memory kernel standard (Android 15/16 compatibility)
Firmware Package Official Xiaomi Fastboot TGZ Archive (e.g. dada_global_images_*.tgz / haotian_images_*.tgz) Official OEM stock ROM packaging format
Unlocking Method Xiaomi Community App Unlock Permission Request (Account must be 30+ days active; daily quota releases at 00:00 GMT+8) + Mi Unlock Tool on PC (72-168 hour standard waiting timer). Bootloader unlocking requirement and tool
AVB / dm-verity Requires vbmeta patch Android Verified Boot verification enforcement

Step-by-Step Rooting Procedure

Phase 1

Unlock the Xiaomi 15, 15 Pro & 15 Ultra (HyperOS 2.0) Bootloader

Enable Developer Options by tapping Build Number 7 times in Settings → About Phone. Navigate to Settings → System → Developer Options and toggle on OEM Unlocking and USB Debugging.

Unlocking Method: Xiaomi
Xiaomi Community App Unlock Permission Request (Account must be 30+ days active; daily quota releases at 00:00 GMT+8) + Mi Unlock Tool on PC (72-168 hour standard waiting timer).
Phase 2

Extract the Stock Partition Image

Obtain the official stock firmware archive matching your exact software build number. Extract the required partition image:

Extraction Command
$tar -zxvf *.tgz -> extract images/init_boot.img -> patch in Magisk app
Phase 3

Patch Partition in the Magisk App

1. Download and install the latest official Magisk v30.7 APK onto your Xiaomi 15, 15 Pro & 15 Ultra (HyperOS 2.0).
2. Transfer the extracted stock init_boot.img (GKI Architecture - Extracted from official Fastboot TGZ ROM) to your device's Download folder.
3. Open Magisk, tap Install on the top card, and choose Select and Patch a File.
4. Select your file. Magisk will patch the ramdisk and output magisk_patched_[random].img to your Download directory.
5. Transfer the patched image back to your PC via USB.

Phase 4

Flash Patched Image

Connect your device to your computer in bootloader/download mode and execute the verified flashing command:

Flashing Command
#fastboot flash init_boot magisk_patched.img --disable-verity --disable-verification flash vbmeta vbmeta.img

Emergency Recovery & Bootloop Prevention

If your device fails to boot after installing an incompatible module, use this model-specific hardware recovery procedure:

Recovery Action: Hold Power + Volume Down -> Fastboot Mode -> `fastboot flash init_boot init_boot.img` (stock init_boot from TGZ package).
OTA Maintenance: After HyperOS OTA: extract init_boot.img from updated Fastboot TGZ -> patch in Magisk -> flash via Fastboot. Or use Magisk Inactive Slot before reboot.

Technical Verification Notice: This guide has been verified against Magisk v30.7 and stock Xiaomi 15, 15 Pro & 15 Ultra (HyperOS 2.0) firmware partitions on 2024-2025.