COSM-GAME Zenless Zone Zero Version 3.1 Is Live with Remielle
HoYoverse released Zenless Zone Zero Version 3.1, “The Long Goodbye,” on July 29, 2026 after a scheduled five-hour maintenance window.
Game summary
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News summary
Season 3 Chapter 2 is permanently available after completing A Sleepwalker's Confession, with Advance Screening opening after Season 1 Chapter 1 - Intermission.
Remielle Dan joins the roster in Version 3.1, while Sigrid de L'Azur is the update's second new S-Rank Agent.
The second-anniversary package includes a selectable limited S-Rank Agent and matching W-Engine, 1,600 Polychromes, 20 Encrypted Master Tapes and 10 Boopons.
Eligible accounts receive 300 Polychromes by in-game mail and must claim the maintenance compensation before Version 3.1 ends.
Update overview
The Long Goodbye continues Roscaelifer's Season 3 storyline and makes Enigma of the Labyrinth: Operation Bagel a permanent activity in Version 3.1.
HoYoverse's Version 3.1 system pass updates Deadly Assault and introduces further gameplay iterations alongside the new chapter.
Summer Waves Roll In awards Lucy's Princess on Holiday outfit, while Version 3.1 gameplay provides Pyrois Mindscape and W-Engine overclock materials.
Key details
The July 29 update required substantial free space on every platform, with HoYoverse publishing separate pre-download packages before maintenance.
| Update detail | Confirmed information |
| Maintenance start | July 29, 2026 at 06:00 UTC+8 |
| Estimated maintenance | Five hours |
| PC pre-download | About 11 GB |
| Android and iOS pre-download | About 7 GB |
| PS5 and PS5 Pro pre-download | About 25 GB |
| Xbox Series X|S pre-download | About 26 GB |
| Maintenance compensation | 300 Polychromes |
| Eligibility | Inter-Knot Lv. 4 before maintenance |
| Claim deadline | Before Version 3.1 ends |
Trailer, screenshots, and media
HoYoverse published Remielle's Just Like Old Times character demo on July 24, 2026. It moves between the Void Hunter's earlier duel with Eldreda and their present-day confrontation before her Version 3.1 debut.
Source timeline
HoYoverse outlined The Long Goodbye and its second-anniversary reward package on July 17, 2026.
The Remielle character demo followed on July 24, 2026.
HoYoverse published the pre-download notice, permanent Chapter 2 access rules and Version 3.1 system notes on July 27, 2026.
Version 3.1 replaced the previous live build on July 29, 2026 after the scheduled maintenance window.