Install/update the latest revision of MPLAB Harmony X2C Remote Package
Open MPLAB X IDE
Go to Tools > Embedded > MPLAB Harmony Content Manager (MHCM)
Set Harmony 3 Installation Path and Installation Source
Scroll through the list of remote packages in MPLAB Harmony Content Manager and Select “x2c” and click Download
If the required pre-requisite remote packages for “x2c” are not available, then MHCM would prompt you to download the pre-requisite remote packages - Select “OK”
Accept “all” licenses and click “Next”
If the required pre-requisite remote packages for “x2c” are not available, then MHCM would prompt you to download the pre-requisite remote packages - Select “OK”