Explorer 5.0sp2 — Microsoft Internet

: Version 5.0 was the default browser for Windows 98 Second Edition , while its incremental update, 5.01, shipped with Windows 2000.

Internet Explorer 5.0 SP2 was compatible with Windows 98, Windows ME, Windows NT 4.0, and Windows 2000. However, some users reported compatibility issues with certain web applications and third-party software. microsoft internet explorer 5.0sp2