lets welcome IPv6, You do not need to  change your system if you bought your system in these recent years say 3  years back from now.  Because Intel, AMD and many  other brands of motherboards have already updated their IPv6 internally.  Check the below picture you can see a protocol version named IPv6.  The Internet Society, an organization  dedicated to the good of the  Internet, is organizing "World IPv6 Day"  on June 8 of this year. Web  giants Facebook, Yahoo, and Google, with a  combined one billion visitors  per day, are participating by enabling  IPv6 for their main services  that day. But unlike during the IETF IPv6  experiment, IPv4 won't be turned off.    
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