It soon became a part of Internet Explorer 5. The first component to allow client-side scripts to issue HTTP requests ( XMLHTTP) was originally written by the Outlook Web Access team. The first customer version was shipped as part of the Exchange Server 5.0 release in early 1997. An early working version was demonstrated by Microsoft Vice President Paul Maritz at Microsoft's famous Internet summit in Seattle on December 27, 1995. Outlook Web Access was created in 1995 by Microsoft Program Manager Thom McCann on the Exchange Server team. Outlook Web App 2013 on Internet Explorer 11

The Exchange Online version, which can be bought either independently or through Office 365 licensing program, is hosted on Microsoft servers on the World Wide Web. In case of Exchange Server, it is hosted on a local intranet and requires a network connection to the Exchange Server for users to work with e-mail, address book, calendars and task. Outlook on the web is available to Office 365 and Exchange Online subscribers, and is included with the on-premises Exchange Server, to enable users to connect to their email accounts via a web browser, without requiring the installation of Microsoft Outlook or other email clients. It is included in Exchange Server 2016 (and later), and Exchange Online (a component of Office 365.) Purpose It also includes add-in integration, Skype on the web, and alerts as well as unified themes that span across all the web apps. It includes a web-based email client, a calendar tool, a contact manager, and a task manager. Outlook on the web (previously known as Exchange Web Connect, Outlook Web Access, and Outlook Web App) is a personal information manager web app from Microsoft. com /microsoft-365 /outlook /web-email-login-for-outlook

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