Microsoft Outlook file extensions

Microsoft Outlook offers premium business and personal e-mail management tools to more than 500 million Microsoft Office users worldwide. With the release of Outlook, you get a richer set of experiences to meet your communication needs at work, home, and school. From a redesigned look to advanced e-mail organization, search, communication and social networking features, Outlook provides you with a world-class experience to stay productive and in touch with your personal and business networks.

It is a part of some Microsoft Office editions for business and also available as a stand alone application for purchasing on Microsoft Store. Outlook popular file formats are OST and PST.

Communicate more effectively by connecting efficiently with others

Exchange ActiveSync Support. Don't miss a single meeting, message, or contact. Now you can receive push-based email, appointments, and contacts from Outlook.com, and Hotmail - all conveniently delivered into your Outlook experience.

Navigation Bar. Continue to enjoy the way the navigation bar speeds up communication. Use it to open your email, calendar, contacts, and tasks fast. Everything you need is there.

Social Connectors. Stay in the know. Get the very latest updates automatically from people in the social networks you rely on most—LinkedIn, Facebook, and others.

Manage your contacts and schedule with ease

Peeks. Take a peek at your schedule, an appointment, a task, or details about someone you're emailing—without having to rearrange windows or lose your train of thought.

People Card. Integrate multiple contacts into a single view with all of that person's contact information (including social network updates) to identify people's social context more quickly and remove needless duplication.

Share your calendar. When others can view your calendar, scheduling meetings, and responding to meeting invitations, is easier and more convenient for everyone.

Find important info faster than ever

Search. Find email messages, attachments, calendar appointments, and contacts even faster through improved search, so you can communicate with the right people, right now.

Fast Filters and Context Commands. Discover how filters and context commands speed things up. With a single click, instantly see what's on your calendar today, next week, or next month. Choose from several intuitive ways to filter, arrange, and work with your email.

Weather Bar. Conveniently check the forecast on the Weather Bar, and let the coming weather inform how you plan your day's schedule or your next trip.

Microsoft Outlook version history:

• Outlook for MS-DOS
• Outlook for Windows 3.1x
• Outlook 97
• Outlook 2000
• Outlook 2002
• Office Outlook 2003
• Office Outlook 2007
• Outlook 2010
• Outlook 2013
• Outlook 2016