Honkai Star Rail version 4.6 release date and preload details

HoYoverse has announced the release of Honkai Star Rail version 4.6, scheduled for launch on September 28, 2026. The update will feature a new story quest, various events, and the debut of Pearl, a new 5-star Ice character from the IPC's Ten Stonehearts, as a playable character in the first phase banner.

Preloading for the update began on September 24, 2026, to allow players to access content immediately upon release. The preload file sizes vary by platform: 3.58 GB for PC and 2.21 GB for Android and iOS devices. Players on PC, PlayStation, and mobile can use the preload feature to minimize installation time, though additional storage may be required for voice-over expansion packages.