Assign contacts and coil

Check whether in Extras > Options > Program options > Editors > LD/FBD editor the option Insert new elements without lines (does not apply when using intelligent keys) is deactivated
Add contacts and coils
Change the signal configuration for contacts and coils
Click on the question mark of any contact or coil
Press <F2> or select
The Variables dialog will open.
Assign variables to all contacts and coils
Use <Tab> to activate the next question mark. Double-click on the required identifier or select Insert variable from context menu.