If you do not want to use an existing assignment scheme, click and create your own assignment scheme.

the connection points within a symbol between which a connection runs. Target tracking describes the internal logic of a symbol, i.e. In the Symbols tab in the Scheme column select an assignment scheme. The connection symbols are managed in the SPECIAL.slksymbol library.The source and target symbol libraries are entered in the Symbols tab. To assign the source symbol library symbols to the target symbol library symbols, select the Individual assignment check box in the Master data tab and click.To assign the entire symbol library, click on the Master data tab, and do the same in the Symbols tab.The symbol library is entered in the New name column.

In the Select symbol library dialog, select the symbol library to be used for the target project and click.Within the same row, click in the New name column.In the Master data tab in the Name column select the symbol library to be replaced.Utilities > Change of standard > Project tab > Rotation / flipping tab >.You have defined a template and the rotation / flipping.In the case of several opened projects: You have selected a project in the page navigator.You can replace symbol libraries and individual symbols.