Ab Multiboot [exclusive] ⏰

AB Multiboot is a partitioning and bootloader strategy that divides a system's storage into two distinct, independent bootable slots: and Slot B .

You can have your daily driver ROM (e.g., Stock Android) on one slot and a testing ROM (e.g., LineageOS or a GSI) on another. You can switch between them without deleting your data. 2. Safer Customization

solves this by dividing the storage into two distinct sets of bootable partitions: ab multiboot

A/B partitioning (or "slotting") involves duplicating critical system partitions (e.g., Android Open Source Project Active Slot: The partition currently running the operating system. Inactive Slot:

: Designed to be run from an external HD or flash drive without needing to enter the host's OS. 2. A/B Partitioning (System Architecture) AB Multiboot is a partitioning and bootloader strategy

At the same time, the original for x86 continues to evolve, and UEFI’s support for multiple boot entries has become universal. In both the mobile and desktop worlds, the ability to maintain independent, atomically swappable system images has moved from a niche enthusiast feature to a mainstream requirement for reliability and flexibility.

In the bootloader config (e.g., U‑Boot environment variables): In the bootloader config (e.g.

The core philosophy of is consolidation. Instead of carrying multiple USB sticks for different versions of Windows, Linux distros, and rescue tools, a technician uses a single high-capacity drive.

: It often utilizes advanced boot managers like Ventoy , Grub4dos , or WinPE (Windows Preinstallation Environment) to manage the selection of various operating systems and tools.

Add a systemd service that runs after successful login:

The AB multiboot process involves the following steps: