Mac用の「macOS Sequoia 15.4」」ソフトウェアアップデートが公開されています。
このアップデートから、日本語環境でもApple Intelligenceが利用可能になっています。
ニュースリリース：Apple Intelligenceの機能が日本語で利用可能に – Apple
macOS Sequoia 15.3.2からの変更点は以下の内容です（リリースノートから引用）。
This update introduces the ability to create Memory movies in Photos with Apple Intelligence, a new Sketch Style option in Image Playground, Mail Categorization, and enhancements to better organize and filter your library in Photos. This release also includes other features, bug fixes, and security updates for your Mac.
Apple Intelligence (Mac with M1 and later)
- Memory movies can be created by describing the story you want to see in Photos
- Sketch is now available as a style option in Image Playground, so you can create gorgeous drawings
- Apple Intelligence features support 8 additional languages and 2 additional English locales, including English (India, Singapore), French (France, Canada), German (Germany), Italian (Italy), Japanese (Japan), Korean (South Korea), Portuguese (Brazil), Simplified Chinese, and Spanish (Spain, Latin America, US)
- Mail Categorization sorts your messages to help you prioritize the most important messages
Photos- New filter to show or hide items not contained in an album in the Library view
- Retouch brush is included in the Clean Up tool
- Reorder items in the Media Types and Utilities collections
- Consistent filtering options in all collections, including the ability to sort by oldest or newest first
- Option to sort albums by Date Modified
- Disable “Recently Viewed” and “Recently Shared” collections from the View menu
This update also includes the following enhancements and bug fixes:
- 8 new emoji including objects, plants, and a smiley face are now available in the emoji keyboard
- New widgets for Podcasts including a Followed Shows widget to track your favorite shows and a Library widget to get to your most used sections, such as Latest Episodes, Saved, and Downloaded
- Matter-compatible robot vacuum cleaners can be controlled in the Home app as well as be added to scenes and automations
- Resolves an issue where certain external displays might not be able to turn off Night Shift
- Increases the default maximum memory allocation limit available to the GPU on Mac Studio (2025) with M3 Ultra with 256GB or 512GB of unified memory
- Improves transcoding performance in Final Cut Pro on Mac Studio (2025) with M3 Ultra
- Screen Time App Limits persist even after a child uninstalls and reinstalls an app
- Fixes an issue where VoiceOver navigates elements in incorrect order in Music
- Addresses an issue where a Braille display may show an incorrect line when navigating lines with left or right arrows
Some features may not be available for all regions or on all Apple devices.
For detailed information about the security content of this update, please visit: https://support.apple.com/100100
ニュース解説
Apple Intelligenceは2024年6月のWWDCで発表され、2024年9月のiOS 18やmacOS Sequoia上で、英語環境でのみ利用可能になりました。
今回はじめて、英語以外の言語でも利用可能になっています。
対応言語に日本語のほかに、フランス語、ドイツ語、イタリア語、ポルトガル語（ブラジル）、スペイン語、韓国語、中国語（簡体字）が追加されています。
MacでApple Intelligenceを使うには、Appleシリコン（M1以降）を搭載したモデルが必要です。
同じく日本語でApple Intelligenceが利用可能になった、iPhone用の「iOS 18.4」と、iPad用の「iPadOS 18.4」も公開されています。
関連記事：iPhone用「iOS 18.4」とiPad用「iPadOS 18.4」ソフトウェアアップデート公開。Apple Intelligenceが日本語で利用可能に