Download the MPLAB X IDE software from http://www.microchip.com/mplabx and install onto local PC. The installer automatically loads the USB drivers and launch MPLAB X IDE.
Refer to the MPLAB X IDE User’s Guide to install language tools, create or open a project, and configure project properties.
Select the "Mid-Range 8-bit PIC16F15223 MCU" which is the MCU used in th LP8758 module design.