Use the Microsoft Online Services Sign In application to sign in once and then access services any number of times during the sign-in session. This product intended for use with Microsoft Online Services only.

System Requirements


  • Supported Operating Systems:Windows Vista;Windows Vista 64-bit Editions Service Pack 1;Windows Vista Business;Windows Vista Business 64-bit edition;Windows Vista Enterprise;Windows Vista Enterprise 64-bit edition;Windows Vista Home Basic;Windows Vista Home Basic 64-bit edition;Windows Vista Home Premium;Windows Vista Home Premium 64-bit edition;Windows Vista Service Pack 1;Windows Vista Ultimate;Windows Vista Ultimate 64-bit edition;Windows XP;Windows XP Professional Edition;Windows XP Service Pack 2;Windows XP Service Pack 3;Windows XP Tablet PC Edition

Requirements provided to subscribers via the Microsoft Online Services Administration Center or My Company Portal. This product intended for use with Microsoft Online Services only.

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