Jul 01, 2020 12:10:00

'Firefox 78' official release, this version is the last to support 'OS X'

The official version of the web browser ' Firefox 78 ' has been released. The next version will not support macOS 10.9, 10.10, 10.11. The name of macOS has been changed from 'macOS 10.12 Sierra' announced in 2016 to macOS, and this version will be the last support for macOS whose name was 'OS X' at the time of announcement. Please note that support will not be completely discontinued, and security patches will be provided through

ESR .

Firefox 78.0, See All New Features, Updates and Fixes
https://www.mozilla.org/en-US/firefox/78.0/releasenotes/

◆Updated privacy protection dashboard function
In addition to 'how much Firefox prevented tracking and data breaches', it also displays 'Number of breaches responded from the dashboard' 'Whether the password stored in Firefox has not been leaked' on the dashboard Will be. The dashboard can be displayed by clicking 'Privacy protection dashboard' in the hamburger menu on the upper right.

The number of times the protection function of Firefox has been successful is displayed in a graph.

◆Add 'Initialize settings' option when uninstalling
Firefox may not work properly while changing extensions and themes, and Firefox has a '

refresh ' function that can reset the settings in case of doing so. However, some people overlooked the existence of this feature and chose to reinstall it, so Firefox 78 now states that there is a refresh feature on uninstall.

Changed so that the screen saver does not start while using WebRTC
The screen saver no longer works when communicating using WebRTC such as video call on Firefox.

◆Support for Web Render has expanded
Support for PCs equipped with Intel GPUs has started. Detailed information on the coverage can be confirmed on the

official Wiki .

◆TLS 1.0 and TLS 1.1 will be disabled again
Firefox 74 released in March 2020 was changed so that connection to a site that could not be accessed with TLS 1.2 or more would result in an error, but soon after that accessibility to sites related to new coronavirus infection was changed. Old TLS support was reinstated to improve it. Firefox 78 once again removed support for the older security protocols TLS 1.0 and TLS 1.1.

◆Changes for developers
-Edit URLs while debugging remote devices
-The scope of the 'Disable JavaScript' option is changed only to the tab where the setting is made.
-The width of columns can be changed in places other than the header on the 'Network Monitor' tab.

· When a resource is blocked, the reason why it was blocked is now displayed

・'Accessibility' tab changed from beta version to official version
-Changed to output the stack trace of the promise error that was not caught to the console
・' ListFormat ' API was added to the Intl class of JavaScript, and the function of ' NumberFormat ' API was further enhanced.
・Regular expression engine supports ECMAScript 2018
・' ReplaceChildren ' added to DOM API
・Wasm can return multiple values

Firefox 77 also includes numerous security fixes .