If you mean that FF blocks this extension due to its security signature, simply go to addons.mozilla.com and search for X-Notifier. Once you found it, install it from there and you won't have any more issues. You don't have to remove the old version before you do this.
dld1219
Fri, 03/18/2016 - 02:10
Permalink
make usable in Firefox
sign extension
Rainy
Sat, 03/19/2016 - 01:26
Permalink
Already signed
If you mean that FF blocks this extension due to its security signature, simply go to addons.mozilla.com and search for X-Notifier. Once you found it, install it from there and you won't have any more issues. You don't have to remove the old version before you do this.