maliscious Bewertet mit 1 von 5 Sternen

This add-on, before being authorized in the manager, ravaged through stored cookies without asking for any confirmation. A cookie manager should ask what kind of behavior the user wants at the first visit to a website. It should not run on, uncontrolled, doing who knows what. A rate this one a F for not giving the user control in advance.

Diese Bewertung wurde für eine vorherige Version des Add-ons (0.3.6) abgegeben. 

Did you read the instructions that opened when you installed it? The very first paragraph describes how to get your cookies back.