Science & Tech · Big Tech & Internet · 3 hrs ago
Apple Releases Safari Technology Preview 256 With Fixes and Performance Updates
Apple has released Safari Technology Preview 256, an update to its experimental browser.
Safari Technology Preview lets people test features Apple is developing for future versions of Safari.
The new release includes fixes and updates across areas such as accessibility, security, JavaScript and web extensions.
It is compatible with macOS Tahoe and macOS Golden Gate, and is available through Software Update to people who have downloaded the browser.
Apple uses the preview to gather feedback from developers and users as it works on Safari.
The preview can run alongside regular Safari, and does not require a developer account to download or use.
Apple released Safari Technology Preview 256 on November 5, 2026.
The update includes fixes and updates across areas including Accessibility, JavaScript, Security and WebGL.
The experimental browser is designed to let users test features planned for future Safari releases.
The update is available through Software Update to people who have downloaded the browser from Apple’s website.
The release is compatible with macOS Tahoe and macOS Golden Gate.
- Who
- Apple released the update.
- What
- Safari Technology Preview 256 includes fixes and updates across browser features and technologies.
- When
- November 5, 2026.
- Where
- The update is available through Software Update in System Preferences or System Settings.
- Why
- Apple designed Safari Technology Preview to gather feedback from developers and users on its browser development process.
This story does not have two clearly opposing sides.
Apple first introduced Safari Technology Preview.
Apple released Safari Technology Preview 256.
- Release
- Safari Technology Preview 256
- Published
- November 5, 2026
- Compatible systems
- macOS Tahoe and macOS Golden Gate
- Availability
- Software Update in System Preferences or System Settings
- Areas with updates
- Accessibility, JavaScript, Security, WebGL and other browser technologies