Upgrading to Events Calendar PRO Post date Home › Forums › Calendar Products › Events Calendar PRO › Upgrading to Events Calendar PRO This topic has 5 replies, 2 voices, and was last updated 6 years ago by Support Droid. Viewing 1 post (of 1 total) Author Posts April 9, 2018 at 7:10 am #1500513 Support DroidKeymaster This support thread is private. Author Posts Viewing 1 post (of 1 total) The topic ‘Upgrading to Events Calendar PRO’ is closed to new replies. → Please verify your API key is correctly entered on the settings