Impossible to install from xpi after the Firefox updated to 57.0. I even tried to rebuild from source, to change values of minVersion and maxVersion with no luck.
Would it be related to the fact that
Starting with Firefox 57 (in release on November 14, 2017), only add-ons built using WebExtensions APIs
Impossible to install from xpi after the Firefox updated to 57.0. I even tried to rebuild from source, to change values of
minVersion
andmaxVersion
with no luck. Would it be related to the fact that(see https://support.mozilla.org/en-US/kb/unable-install-add-ons-extensions-or-themes) ? Thanks in advance!