In civilian planes, sometimes, standard ADS-B tracker turned on automatically. But in military planes, it must be turned on explicitly, because, depend on targ

In civilian planes, sometimes, standard ADS-B tracker turned on automatically. But in military planes, it must be turned on explicitly, because, depend on target of flight, it is possible, it must be OFF. In general, this is very frequent case, when pilot just forget to turn on ADS-B.