Download External Editor for SmartPlant Instrumentation from the following locations:
Please note that you cannot open .ISF files generated by SPI 2007 or updated by External Editor 2007 with External Editor 7. Please make sure you are using appropriate version of External Editor matching your target SPI version.
Please note that if you open and modify .ISF file generated by SPI 7 or updated by External Editor 7 in External Editor 2007 you will not be able to import that file into SPI 7 or External Editor 7. Please make sure you are using appropriate version of External Editor matching your target SPI version.
External Editor version 7