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CloseReview for Mailbox Alert by eco-technologic.fr
Rated 5 out of 5 stars
As other users, adding an option "popup duration -> infinity (until clicked on)" would be appreciated! Or for exemple put '0' to active 'until cliked on'.
This review is for a previous version of the add-on (0.16.4).To create your own collections, you must have a Mozilla Add-ons account.