If you are installing from the blue disc, you shouldn't have any problems.
But remember to right-click the install program and "Run As Administrator".
If you are installing from an older Black and White disc, there are a few extra steps to follow.
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Re: Multiple PICs on usart network
For those that are curious about 1-wire communication, check out Dallas 1-wire:
Demon Today, 06:05https://ww1.microchip.com/downloads/en/AppNotes/USART-in-One-Wire-Mode_AppNote_DS00002658B.pdf