The IDE does not include compilers like XC8, XC16, or XC32 by default. Download the corresponding compiler from the Microchip XC Compilers Archive
: Directly integrates the MPASM toolchain for building, debugging, and programming PIC10, PIC12, and PIC16 devices. download mplab x ide v535 portable
You're looking for a review of the download for "MPLAB X IDE v5.35 Portable". The IDE does not include compilers like XC8,
Ensure your project is configured to use relative rather than absolute paths for source and header files. and programming PIC10