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Reviews for Checker Plus for Google Calendar™

Checker Plus for Google Calendar™ by Jason Savard

4.3 Stars out of 5
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Review by FERNY
by FERNY, 7 years ago
Don't working with update to 55.0. Says loading.Jason I've tried,and nothing correct.
Now with your's last update (22.0) works fine. Tks.

Developer response

posted 7 years ago
Try this https://support.mozilla.org/en-US/kb/refresh-firefox-reset-add-ons-and-settings