- Fix `tootctl emoji import` wasting time on MacOS shadow files ([cortices](https://github.com/tootsuite/mastodon/pull/15430))
- Fix `tootctl emoji import` not treating shortcodes as case-insensitive ([angristan](https://github.com/tootsuite/mastodon/pull/15738))
- Fix some issues with SAML account creation ([Gargron](https://github.com/tootsuite/mastodon/pull/15222), [kaiyou](https://github.com/tootsuite/mastodon/pull/15511
- Fix instance actor not being automatically created if it wasn't seeded properly ([ClearlyClaire](https://github.com/tootsuite/mastodon/pull/15693))))
- Fix app name, website and redirect URIs not having a maximum length ([Gargron](https://github.com/tootsuite/mastodon/pull/16042))
- Fix some ActivityPub identifiers in server actor outbox ([ClearlyClaire](https://github.com/mastodon/mastodon/pull/16343))
- Fix custom CSS path setting cookies and being uncacheable due to it ([tribela](https://github.com/mastodon/mastodon/pull/16314))
- Fix some redis locks auto-releasing too fast ([ClearlyClaire](https://github.com/mastodon/mastodon/pull/16276), [ClearlyClaire](https://github.com/mastodon/mastodon/pull/16291))
- Fix migration script not being able to run if it fails midway ([ClearlyClaire](https://github.com/mastodon/mastodon/pull/16312))
- Fix PWA not being usable from alternate domains ([HolgerHuo](https://github.com/mastodon/mastodon/pull/16714))
- Fix scheduling a status decreasing status count ([ClearlyClaire](https://github.com/mastodon/mastodon/pull/16791))
- Fix followers synchronization mechanism not working when URI has empty path ([ClearlyClaire](https://github.com/mastodon/mastodon/pull/16744))
- Fix serialization of counts in REST API when user hides their network ([ClearlyClaire](https://github.com/mastodon/mastodon/pull/16418))
- Fix `tootctl self-destruct` not sending delete activities for recently-suspended accounts ([ClearlyClaire](https://github.com/mastodon/mastodon/pull/16688))
- Fix link previews being incorrectly generated from earlier links ([ClearlyClaire](https://github.com/mastodon/mastodon/pull/16885))
- Fix wrong `to`/`cc` values for remote groups in ActivityPub ([ClearlyClaire](https://github.com/mastodon/mastodon/pull/16700))
- Fix mentions with non-ascii TLDs not being processed ([ClearlyClaire](https://github.com/mastodon/mastodon/pull/16689))
- Fix authentication failures halfway through a sign-in attempt ([ClearlyClaire](https://github.com/mastodon/mastodon/pull/16607), [ClearlyClaire](https://github.com/mastodon/mastodon/pull/16792))
- Fix suspended accounts statuses being merged back into timelines ([ClearlyClaire](https://github.com/mastodon/mastodon/pull/16628))
- Fix crash when encountering invalid account fields ([ClearlyClaire](https://github.com/mastodon/mastodon/pull/16598))
- Fix invalid blurhash handling for remote activities ([noellabo](https://github.com/mastodon/mastodon/pull/16583))
- Fix newlines being added to accout notes when an account moves ([ClearlyClaire](https://github.com/mastodon/mastodon/pull/16415), [noellabo](https://github.com/mastodon/mastodon/pull/16576))
- Fix logging out from one browser logging out all other sessions ([ClearlyClaire](https://github.com/mastodon/mastodon/pull/16943))