Method for optimizing the commissioning of at least one field device among multiple field devices (F1, F2, F3) in an automation engineering installation, which are used in different applications, said method comprising the following steps: - Collection of application information (Ai) and device types of the multiple field devices (F1, F2, F3), wherein the application information (Ai) uniquely describes each of the multiple field devices (F1, F2, F3) with regard to its application; - Classification of the application information (Ai) of the multiple field devices (F1, F2, F3) using an electronic computing unit and storage of the classified application information (Ai) on a database arranged remotely; - Collection of parameter sets (aP) from each field device among the multiple field devices (F1, F2, F3), wherein the parameter sets (aP) consist of multiple parameters (P1, P2, P3) and wherein a parameter value is assigned to each parameter (P1, P2, P3) and every field device has at least a current parameter set (aP), and storage of the parameter sets (aP) on the database arranged remotely; - Assignment of the current parameter sets of the multiple field devices (F1, F2, F3) to the classified application information (Ai) and the device types using the electronic computing unit; - Creation of an optimum parameter set (oP) from the parameter sets of identical or similar device types for same applications using an algorithm of the computing unit [Claim 13] by comparing all the parameter values of all the field devices (F1, F2, F3) of an application; - Proposal of an optimum parameter set (oP) for at least one field device among the multiple field devices on the basis of its application using the algorithm of the computing unit; - Replacement of the current parameter set (aP) of the field device with the optimum parameter set (oP) for the application of the field device in the event that the proposal is fully or partially accepted and storage of the optimum parameter set in the database arranged remotely. - Collection of application information (Ai) and device types of the multiple field devices (F1, F2, F3), wherein the application information (Ai) uniquely describes each of the multiple field devices (F1, F2, F3) with regard to its application; - Classification of the application information (Ai) of the multiple field devices (F1, F2, F3) using an electronic computing unit and storage of the classified application information (Ai) on a database arranged remotely; - Collection of parameter sets (aP) from each field device among the multiple field devices (F1, F2, F3), wherein the parameter sets (aP) consist of multiple parameters (P1, P2, P3) and wherein a parameter value is assigned to each parameter (P1, P2, P3) and every field device has at least a current parameter set (aP), and storage of the parameter sets (aP) on the database arranged remotely; - Assignment of the current parameter sets of the multiple field devices (F1, F2, F3) to the classified application information (Ai) and the device types using the electronic computing unit; - Creation of an optimum parameter set (oP) from the parameter sets of identical or similar device types for same applications using an algorithm of the computing unit [Claim 13] by comparing all the parameter values of all the field devices (F1, F2, F3) of an application; - Proposal of an optimum parameter set (oP) for at least one field device among the multiple field devices on the basis of its application using the algorithm of the computing unit; - Replacement of the current parameter set (aP) of the field device with the optimum parameter set (oP) for the application of the field device in the event that the proposal is fully or partially accepted and storage of the optimum parameter set in the database arranged remotely.