Export Function Block
Right-click the FB and choose Export FB (Function Block → File).
If you click Yes, FB will be saved in User System Library. User System Library is belong to CICON folder so even if you open a project or create new project, you can always use FB in User System Library.
Notice : You are not able to edit FB in User System Library.
If you click No, FB will be saved to folder in your PC. You can also import this FB file to other project file. You can edit FB in User Library.