[quote user="SNBANIK"]Can I use the CCSv5 license license in my new PC for CCSv4 in the new PC? [/quote]
Yes.
[quote user="SNBANIK"]If so what do I need to do?[/quote]
See: http://processors.wiki.ti.com/index.php/FAQ_-_CCSv5#Q:_Can_I_use_my_CCSv5_license_with_CCSv4.3F
Thanks
ki