Import line style changes back into ProjectStyles.spp - Intergraph Smart P&ID - 12 - Help - Hexagon

Open Options Manager and select Tools > Linear Styles to open the Linear Styles Dialog.

Select Import.

In the Import Linear Styles From window, browse to and select the symbol with the updated linear styles.

Select Open to open the Linear Styles Dialog.

Select Close.

Save the changes and exit Options Manager.