Choose your operating system from the tabs below:
Go to the location where you downloaded the installer. Unzip the downloaded file and run the installer:
Depending on your Windows security settings, you may get a window asking if you are sure you want to run this program. Answer "Yes".
Leave the box checked if you want to have your web browser opened to the Microchip MPLAB XC compiler download page to download a compiler for use with MPLAB X IDE.
Uncheck the box if you already have a compiler or want to download one later.
Installation is complete. There should be icons for MPLAB X IDE, MPLAB IPE, and the MPLAB Driver Switcher on the desktop. There will also be launchers in the Windows/Start menu under All Programs ▶ Microchip ▶ MPLAB X IDE.