Safari releases 139th Safari Technology Preview with updates to web inspector, CSS, web animations, rendering, SVG, WebAuthn, Service Workers and other updates.

It is expected that this Technology Preview also contains recent security fixes.

Note: Tab Groups do not sync in this release.

Safari Technology Preview 139

Download: Downloads for Safari

Release Notes: Safari Technology Preview Release Notes

Reference: Apple Releases Safari Technology Preview 139 With Bug Fixes and Performance Improvements

Recommendations

Developer:

Try new features of Safari Technology Preview.

QA engineer:

Try web resources on Safari Technology Preview for regressions.

PM/DM:

Business as usual.

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