Software alone is not enough; you must have the physical hardware to connect the radio to your PC:
: You must register for a business account on the Motorola Solutions website to gain access to software downloads. Motorola Xir P8668 Programming Software Download
: If your radio has very old firmware, you may need to update it to the latest "1.0" version before it can be read by the newer CPS 2.0 software. Motorola CPS Software - Walkthrough And Tutorial Software alone is not enough; you must have