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Adobe Connect users can test their connections prior to an event / session / meeting by using the Adobe Connect Diagnostic Test available here: https://admin.adobeconnect.com/common/help/en/support/meeting_test.htm
Flash
Adobe Connect employs Flash technology, so it stands to reason that Flash Player must be allowed / enabled for end users. If your Group Policy disables Flash from being used, it needs to be updated to allow Flash.
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