To connect the Fluke 1555 with FlukeView Forms Basic program on your PC, you need to ensure that the communication settings are set correctly. Please make sure the device is properly connected to the PC and check the communication settings in the FlukeView Forms Basic software. Additionally, ensure that the Fluke 1555 is active and functioning properly. If you are still experiencing communication issues, you may need to consult the user manual or contact Fluke customer support for further assistance.