Xebuild 17559 Jun 2026

Fixes minor bugs and improves performance for the system UI.

: Supports all major Xbox 360 revisions, including Phat (Xenon, Zephyr, Falcon, Jasper) and Slim (Trinity, Corona) models. xebuild 17559

As the final major revision for the Xbox 360, 17559 is highly stable. It resolves minor bugs found in older kernels and ensures that the "Avatar" data (which often goes missing after a fresh hack) can be properly re-installed. Fixes minor bugs and improves performance for the system UI

In fact, XeBuild 17559 has become the default for virtually all recent RGH guides. including Phat (Xenon

Building is a rite of passage for any serious Xbox 360 modder. It represents the culmination of over a decade of hacking--taking Microsoft's final official code and liberating it to run custom dashboards, emulators, and backups.