How to turn on a Firefox browser's dark mode on a computer or mobile device

Firefox's dark mode allows desktop and mobile users to browse with a darker screen that can help reduce eye strain.
The Verge

Firefox’s Android app is getting proper support for extensions once again

The mobile browser currently supports a limited number of add-ons, but Mozilla hopes to launch an open ecosystem before the end of the year. The mobile browser currently supports a limited number of ...
Network World

Telefónica partners with Line on messaging app for Firefox OS

TelefA3nica has signed a deal with Japanese voice and messaging app developer Line to put the company’s app on Firefox OS devices. The Line application is now available in the Firefox OS Marketplace, ...