Original: Internet Explorer version 5.1; 5.1.4; 5.1.5; 5.1.6 and 5.1.7 requires Mac OS 8.0 or higher or Mac OS 7.6.1 with Appearance Manager.
Simplified: Internet Explorer version 5.1; 5.1.4; 5.1.5; 5.1.6 and 5.1.7 requires Mac OS 8.0 or higher.