SameSite
attribute for cookies from None
to Lax
. This will greatly improve security for users. However, some web sites may depend (even unknowingly) on the old default, potentially resulting in site breakage. At Mozilla, we are slowly introducing this change. And we urge web developers to test their sites with the new default.target=_blank
links, logical assignment operators, tooling improvements for better JavaScript debugging, and many other updates of interest to web developers. In addition, shared memory is back at last, with a safer implementation. prefers-contrast
Microsoft paint for android. media query in Firefox, and look at why it's so exciting and important.