Macintosh needs System 7. 4.2 Connections You will need a dial-up connection through an Internet Service Provider or a content provider like AOL or CompuServe. We do not make recommendations on which of the many ISPs in the world you should use. Note, however, that many users have experienced problems with the AOL proprietary browser. There are ways around the problems, but they do require some work.
Navigator is just the browser.
If you click on one of the above links, you can download the browser software free . The latest versions of Netscape and IE will be available. The new AOL 5.0 comes with IE 5.0 integrated into the AOL software. Try it, and let me know if you have any problems. For your information, here is an AOL site with a table of browser compatibilities.