Originally Posted by redhat_newbie
I want to know if major configurations are needed when switching from amd32 to amd64 on fedora or the system will handle everything for me. Will it be beneficial to make such a change? Many thanks in advance.
If you mean, can you change with no inconvenience, the answer is, "No." You have to do a complete reinstall. I have heard of people trying to just install a 64-bit kernel over the top of their 32-bit, but it seems to end in disaster.