Displays a warning when there are pending mailings and gives an approximation of the start time. Also provides a shortcut to run the Scheduled Job manually.
Screenshot (click to enlarge)
Releases
Since CiviCRM 5.x, extension releases compatible with CiviCRM 5.0 are compatible with 5.0 and later. An extension release compatible with 5.25, for example, means that it requires CiviCRM 5.25 or later.