# Messenger: what changed from 576 to 577

- Product: Messenger (https://whatsnew.fyi/product/messenger)
- Vendor: Meta Platforms, Inc.
- Range: changelog entries numbered after 576.0.0 up to and including 577.0.0, stable releases only
- Entries below: 1 release (newest first)
- Resolved: 576 is 576.0.0 and 577 is 577.0.0, the newest stable release of each major we track
- Carrying security changes: 0 · CVEs mentioned: 0 · Mentioning breaking changes: 0 · Removing or deprecating something: 0
- Page: https://whatsnew.fyi/product/messenger/compare/576...577

What's New is an index, not a publisher: every entry below links to the vendor's own release notes, which are the authoritative source. Entries are labelled where they are hand-curated sample data, pre-releases, or drawn from a secondary source such as a developer blog.

Reuse: the summaries, labels and curation here are © What's New. Quote freely with attribution and a link back; wholesale republication of the corpus is not permitted — terms: https://whatsnew.fyi/terms. The vendors' own release notes remain their publishers'.

## What changed (3 changes, grouped by kind)

### Added

#### 577.0.0 (2026-09-02)

- Support for iOS 26

### Changed

#### 577.0.0 (2026-09-02)

- Improve performance to reduce latency in core experiences

### Fixed

#### 577.0.0 (2026-09-02)

- Fix crashes within messaging experiences

## Release notes

### 577.0.0

- Date: 2026-09-02
- Version: 577.0.0
- Original notes: https://apps.apple.com/us/app/messenger/id454638411?uo=4
- Permalink: https://whatsnew.fyi/product/messenger/releases/577.0.0

- **fixed** — Fix crashes within messaging experiences
- **changed** — Improve performance to reduce latency in core experiences
- **added** — Support for iOS 26

We update our app regularly to make it even better for you to easily connect to the people that matter. Update to the latest version to get all the new features and improvements.

This release includes:
- Fixes for crashes within messaging experiences
- Performance improvements to remove latency in some of our core experiences
- iOS 26 support

Have a question? Tap Help in the Messenger app or visit
[facebook.com/help/messenger-app]