Zenless Zone Zero version 2.5 is scheduled to come out on December 30, 2025 , with the update going live around late evening in US time zones and early morning in Europe.

Quick Scoop

  • Planned release date: December 30, 2025.
  • Typical go‑live time: Around 8 pm PT / 11 pm ET / 3 am GMT / 5 am CET / 11 am SGT, matching previous patch timings.
  • Pre‑patch maintenance: Servers usually go down for about five hours before the update, with compensation Polychrome sent via in‑game mail after maintenance.

How long 2.5 will last

  • Several community and guide sites state that version 2.5 will run for roughly six to seven weeks , ending in mid‑February 2026.
  • This lines up with HoYoverse’s usual six‑week patch cycle for ZZZ, Honkai: Star Rail, and similar titles.

What to expect with 2.5

  • Guides and previews highlight new S‑rank agents like Zhao and Ye Shunguang as the headliners for the 2.5 banners.
  • Community summaries also mention new events, balance changes, and endgame updates, describing 2.5 as one of the more content‑dense patches so far.

Information gathered from public forums or data available on the internet and portrayed here.