USB Library
From v2.9i to v2.9j

No changes required. 

 

However, if using the new HID bootloader features for PIC18 devices, you must rebuild both the bootloader firmware, and the application firmware project (using the updated vector remapping section from the main.c file of the application project). You must also use the updated HID bootloader firmware + application firmware with the updated HID bootloader cross platform software.

MLA - USB Library Help Version : 2.16
http://www.microchip.com/mla