Microsoft Windows ® 95 OSR2 or later.
Microsoft Windows NT ® Workstation 4.0 Service Pack 4 or later.
Internet Explorer 4 or later.

Pentium 75-MHz or higher.

1.51 megabytes for the application files plus approximately 1 megabyte for help files.

Windows Me - 32 megabytes of RAM for the operating system and at least 4 megabytes for the application.
Windows 2000 Professional - 64 megabytes of RAM for the operating system and at least 4 megabytes for the application.
Windows NT Workstation - 32 megabytes of RAM for the operating system and at least 4 megabytes for the application.
RAM for Windows 95 OSR2, Windows 98 - 16 megabytes of RAM for the operating system and at least 4 megabytes for the application.