Trend micro not updating best online dating germany
(1) In a new tab, type or paste about:config in the address bar and press Enter/Return. (2) In the search box above the list, type or paste xpin and pause while the list is filtered (3) Double-click the xpinstall.signatures.required preference to switch it from true to false -- note that this is for Firefox 43-45 only Read this answer in context Hi AD.
I'm not sure whether or when Trend Micro will be updating to signed versions of its extensions.
If updating doesn't help, you could make a temporary global exception to the signing requirement.