Re:What’s up with Firefox?
by jsight on Wednesday January 25, 2017 @02:05PM
(#13484770)
I don't believe that I have that option at all here (Firefox 51.0 on Fedora 25).
[ Parent
| on HN ]
This is kinda confusing, but that button only exists in Nightly and Developer builds. Here's how to check, enable, and force-enable it for regular builds: https://wiki.mozilla.org/Electrolysis#Testing