Developer reply by John Bieling
Rated 1 out of 5 stars
Me too it started to fail for the last weeks. Always causes "not responding" trying to dismiss reminders. Will have to uninstall.
Keeping up with Microsoft has become difficult. We will remove support for all Microsoft services altogether, to not set wrong expectations to our users. Thanks for your feedback.
To create your own collections, you must have a Mozilla Add-ons account.