Flash64 V1.11.27.2025 Update AVB & More
Flash64 V1.11.27.2025 Update AVB & More
Flash64 V1.11.27.2025 Android Verified Boot Function Update
Introduction
Flash64 has just released its latest version V1.11.27.2025, bringing significant enhancements to mobile device flashing and security. This update introduces comprehensive Android Verified Boot (AVB) support, marking a major step forward in secure device maintenance for technicians and power users. The update also addresses several critical issues from previous versions while expanding compatibility with a wider range of devices and file formats.
Key Features
The latest Flash64 update comes packed with powerful new capabilities and improvements:
- Android Verified Boot (AVB) Function - Complete support for AVB versions 1.1.0, 1.2.0, and 1.3.0 with multiple hash algorithms (SHA-1, SHA-256, SHA-512) and encryption standards (RSA-1024, RSA-2048, RSA-4096)
- Enhanced eMMC Support - Improved eMMC ISP detection with reverted stable version and new Mi MBR support for both eMMC and UFS storage
- Advanced Partition Management - Full support for Android Dynamic Fragmented partitions with improved img2simg/simg2img conversion
- Expanded File Compatibility - New unpacking capabilities for Android payload.bin, Oppo OFP, Unisoc PAC, ASUS RAW, Sony SIN/FTF, and LG KDZ files
- Developer Tools - Specialized tools for hash updating, VBMeta re-signing, and key management
- OEM-Specific Improvements - Enhanced support for Oppo/Realme/OnePlus factory flashing and Samsung firmware unsparsing
Version Comparison: What's New?
The V1.11.27.2025 update brings several notable changes from the previous release:
Core Improvements
- Reverted eMMC ISP Detection to previous stable version
- Added Mi MBR Support for eMMC and UFS
- Implemented GPT Provisioning with XML file support for Qualcomm
- Added support for Qualcomm Partition XML files
- Implemented GPT Provision Fallback with rawprogram.xml support
Security Enhancements
- Complete Android Verified Boot (AVB) Function implementation
- Added MediaTek preloader HASH verification via AVB function
OEM-Specific Updates
- Enhanced Oppo/Realme/OnePlus factory flashing with Project ID Detection
- Fixed Samsung Official Firmware Unsparsing Bug
- Added new eMMC FFU: FFU_EMMC_SAMSUNG_WX16MB_KMWX10016M-B619_v0.7.fw
Security Enhancements
The standout feature of this update is the comprehensive Android Verified Boot (AVB) support. This security mechanism ensures that the device boots only with software that the manufacturer approves. Flash64 now supports:
- Multiple AVB versions (1.1.0, 1.2.0, 1.3.0)
- Various hash algorithms (SHA-1, SHA-256, SHA-512)
- Different encryption standards (RSA-1024, RSA-2048, RSA-4096)
Additionally, MediaTek devices now benefit from preloader HASH verification through the AVB function, adding an extra layer of security during the flashing process.
File Tools & Partition Management
Flash64 has significantly expanded its file compatibility with this update. Users can now unpack:
- Android payload.bin files
- Oppo OFP Files
- Unisoc PAC Files
- ASUS RAW Files
- Sony SIN/FTF Files
- LG KDZ Files
The tool also offers advanced partition support, including Android Dynamic Fragmented partitions (Read/Write/Erase) with improved handling of partitions like super___system_a. The img2simg/simg2img conversion process has been enhanced for better reliability.
Developer Tools
For advanced users, Flash64 now includes specialized developer tools:
- Hash Update Tool - Update Hash/HashTree for modified dynamic partitions
- VBMeta Re-sign Tool - Re-sign vbmeta with new Private Key (PEM format)
- Key Management - Use keys from 'Android Keys' folder or generate new ones
These tools provide developers with greater control over the security aspects of device flashing while maintaining the integrity of the boot process.
OEM-Specific Updates
The update includes several OEM-specific improvements:
Oppo/Realme/OnePlus
- Enhanced factory flashing capabilities
- Added Project ID Detection (users must ensure they use the correct Project ID)
Samsung
- Fixed Official Firmware Unsparsing Bug
- Added new eMMC FFU: FFU_EMMC_SAMSUNG_WX16MB_KMWX10016M-B619_v0.7.fw
These targeted improvements make Flash64 more versatile across different device manufacturers, expanding its utility for mobile technicians.
Conclusion
Flash64 V1.11.27.2025 represents a significant step forward in mobile device maintenance tools. With its comprehensive Android Verified Boot support, enhanced file compatibility, and improved OEM-specific features, it provides technicians and power users with a more robust and secure flashing solution. The update maintains Flash64's reputation for innovation while addressing feedback from previous versions.