Microsoft for Startups | Microsoft

Wikipedia

Microsoft Outlook

Microsoft Outlook is a personal information manager software system from Microsoft, available as a part of the Microsoft 365 software suite. Primarily popular as an email client for businesses, Outlook also includes functions such as calendaring, task managing, contact managing, note-taking, journal logging, web browsing, and RSS news aggregation. Individuals can use Outlook as a stand-alone application; organizations can deploy it as multi-user software (through Microsoft Exchange Server or SharePoint) for shared functions such as mailboxes, calendars, folders, data aggregation (i.e., SharePoint lists), and as appointment scheduling apps.

Read full Wikipedia article ↗

50,65130-day views

1,688Daily average

-30.0%7-day trend

60,522 BArticle size

10,087Est. words

176271Page ID

Wikipedia search results

Microsoft OutlookMicrosoft Outlook is a personal information manager software system from Microsoft, available as a part of the Microsoft 365 software suite. PrimarilyBest match Microsoft PowerPointinitially for Macintosh computers only. Microsoft acquired PowerPoint for about $14 million three months after it appeared. This was Microsoft's first significant History of MicrosoftUnited States. It is best known for the Windows operating system, the Office productivity software suite, the Microsoft 365 subscription service, the Xbox MicrosoftMicrosoft Corporation is an American multinational technology company headquartered in Redmond, Washington. The company became influential in the rise Microsoft AzureMicrosoft Azure, sometimes stylized Azure, and formerly Windows Azure, is the cloud computing platform developed by Microsoft. It offers management, access Windows 95Windows 95 is a consumer-oriented operating system developed by Microsoft, released to manufacturing on July 14, 1995, and to retail on August 24, 1995 Microsoft Plus!for Windows 95, Microsoft Plus! for Windows 95. The enhancements that make up Microsoft Plus! were generally developed by Microsoft itself. The Plus Microsoft Defender AntivirusMicrosoft Defender for Cloud Microsoft Defender for Endpoint Microsoft Defender for Office 365 Microsoft Defender for Identity Microsoft Defender for

Article table of contents 26 sections

1 Versions

1.1 Microsoft Outlook

1.2 Macintosh

1.3 Phones and tablets

1.3.1 Security

1.3.2 Outlook Groups

2 Internet standards compliance

2.1 HTML rendering

2.2 Support of CSS properties and HTML attributes

2.3 Transport Neutral Encapsulation Format

2.4 Calendar compatibility

2.5 .msg format

3 Security concerns

4 Outlook add-ins

4.1 SalesforceIQ Inbox for Outlook

4.2 Hotmail Connector

4.3 Social Connector

4.4 CardDAV and CalDAV Connector

5 Importing from other email clients

6 New Outlook for Windows

7 Reception

8 See also

9 References

9.1 Notes

9.2 Citations

10 External links

Categories

1997 softwareAndroid (operating system) softwareCalendaring softwareIOS softwareMicrosoft OfficeMicrosoft email softwareNews aggregator softwarePersonal information managersWindows email clients

Internal Wikipedia links

.NET Framework .eml 30 Boxes ABC News (Australia)AOL Explorer Acompli Active Setup Address book Adobe Media Player Airmail (email client)Alpine (email client)Amarok (software)Android (operating system)Any.do Apple Mail Apple Podcasts

External references

blogs.office.com www.email-standards.org www.campaignmonitor.com www.w3.org www.campaignmonitor.com msdn.microsoft.com msdn.microsoft.com www.uwec.edu office.microsoft.com ask.officelive.com support.office.com blogs.office.com

Recent revisions

NandykamalikaAug 19, 2026 5:32 PM — It was outdated. So replaced with the 2026 article

James BennnetttJul 29, 2026 12:33 PM — /* Macintosh */

James BennnetttJul 29, 2026 12:32 PM — /* Macintosh */

James BennnetttJul 29, 2026 12:31 PM — /* Macintosh */

Contributors

FrietjesRichardWeissHJ MitchellInternetArchiveBotAnomieBOTAvicBotEmausBotCydebotDavid.moreno72KylieTasticRussBotCitation bot

Templates used

AboutAggregatorsAmboxAmbox globeAmbox globe current redAuthority controlCalendaring softwareCitation neededCite newsCite webDMCADated maintenance categoryDated maintenance category (articles)DelinkEmail clients

Redirects to this article

Outlook 2000Outlook 2003Microsoft outlookMS outlookMS OutlookMs OutlookMs outlookOutlook XPOutlook 2007Outlook.exeMicrosoft Outlook Hotmail ConnectorOutlook ConnectorJump NetworksMicrosoft Outlook 2002Outlook 2002

Pages linking here

Badtrans Calendar Email Goodtimes virus Internet Message Access Protocol Internet Explorer Microsoft Microsoft Excel Microsoft Word Microsoft Office Microsoft Access Post Office Protocol

Wikimedia Commons media