A method of operating a hearing system comprising a first hearing device (12, 13) configured to be worn at a first ear of a user and a second hearing device (12, 13) configured to be worn at a second ear of the user, each hearing device (12, 13) comprising an output transducer (30, 31), the method comprising - outputting an announcement signal by the output transducer (30, 31) of the first hearing device (12, 13); - detecting a manual user interaction by at least one of the first hearing device (12, 13) and the second hearing device (12, 13); and characterized by - controlling, by a processor comprised in the hearing system, an operation of at least one of the hearing system and a device operatively connected to the hearing system depending on - which hearing device (12, 13) has outputted the announcement signal, and - whether the manual user interaction following the announcement signal was detected by the first hearing device (12, 13) or by the second hearing device (12, 13), wherein a first operation is controlled depending on whether the manual user interaction was detected by the first hearing device (12, 13) and a second operation is controlled depending on whether the manual user interaction was detected by the second hearing device (12, 13), wherein the first operation comprises accepting a process to be executed by the hearing system and/or a device operatively connected to the hearing system, and the second operation comprises declining the process, and wherein the operation of accepting the process is controlled when a manual user interaction following the announcement signal was detected by the hearing device which has outputted the announcement signal. - outputting an announcement signal by the output transducer (30, 31) of the first hearing device (12, 13); - detecting a manual user interaction by at least one of the first hearing device (12, 13) and the second hearing device (12, 13); and - controlling, by a processor comprised in the hearing system, an operation of at least one of the hearing system and a device operatively connected to the hearing system depending on - which hearing device (12, 13) has outputted the announcement signal, and - whether the manual user interaction following the announcement signal was detected by the first hearing device (12, 13) or by the second hearing device (12, 13), wherein a first operation is controlled depending on whether the manual user interaction was detected by the first hearing device (12, 13) and a second operation is controlled depending on whether the manual user interaction was detected by the second hearing device (12, 13), wherein the first operation comprises accepting a process to be executed by the hearing system and/or a device operatively connected to the hearing system, and the second operation comprises declining the process, and wherein the operation of accepting the process is controlled when a manual user interaction following the announcement signal was detected by the hearing device which has outputted the announcement signal. - which hearing device (12, 13) has outputted the announcement signal, and - whether the manual user interaction following the announcement signal was detected by the first hearing device (12, 13) or by the second hearing device (12, 13),