Arknights: Endfield [Sketches of Lost Heirlooms] โ Version Guide
Version [Sketches of Lost Heirlooms] shipped June 5, 2026 (Asia) โ the update before Homecoming. Here's what the official notes confirm.
Maintenance & compensation
- Asia server: June 5, 2026, 06:00โ12:00 (UTC+8)
- Americas/Europe: June 4โ5, 2026, 17:00โ23:00 (UTC-5)
- Compensation: Oroberyl ร900 (update) + Oroberyl ร900 (bug fix) = 1,800 total โ claim from in-game mail before the next version maintenance
Banners in this version
- [Fists of No Regrets] Chartered Headhunting โ 6โ operator Mi Fu rate-up, with the [One with Her Fists] sign-in event (HH Permit ร5) and Combat Drills trial.
- [Scarlet Knot Issue] LTO โ 6โ weapon Amaranthine Tassel (Greatsword) rate-up, ending after 3 Chartered banners.
Track current banners and the 60-pull Dossier with our banner schedule and pity tracker.
Client update steps
- iOS: App Store โ Update
- Android: open the game โ follow the pop-up prompt
- PS5: home screen โ select Arknights: Endfield โ OPTIONS โ Check for Update
- PC: launcher update (re-download required after this update)
Frequently asked questions
Was the update mandatory?
Yes โ the notes mark it as a mandatory client update with a re-download for PC.
Yes โ the notes mark it as a mandatory client update with a re-download for PC.
When did the mail expire?
Compensation mails expire at the start of the next version maintenance โ claim promptly.
Compensation mails expire at the start of the next version maintenance โ claim promptly.
Details from the official [Sketches of Lost Heirlooms] Version Update Notes (June 5, 2026). See the news archive for the full announcement.
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