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CloseReview for Proton Calendar Toolbar Button by Greg Z
Rated 4 out of 5 stars
Love the add-on. Would love to see it support enabling of Desktop Notifications.
Found this thread on the topic if that helps: https://thunderbird.topicbox.com/groups/addons/Tb8d0a1768dc983bb-M2923789786a088a927a03469/show-desktop-notifications-from-webpage-running-in-tb-tab
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