Outlook Web App for Office 365

​This article highlights content resources for the web-based version of Outlook, known as Outlook Web App (OWA), that is included with Office 365. Topics covered include supported browsers, tips for getting started, sharing your inbox, sharing your calendar and contacts, recovering deleted items, and more all in OWA.

Webcasts and Videos The following help and how-to content is available for this topic: Start using Outlook Web App for email and calendars Office 365 includes Outlook Web App so you can get to your email whenever you are online, even if you are away from your desk or using your mobile phone or tablet. To get to Outlook Web App, sign in to Office 365, then at the top of the page click Outlook, Calendar, or People. Applies to: End users Administrator users Developer users Video: Use a shared mailbox in Outlook 2013 and Outlook Web App Access a shared mailbox from your own mailbox in Outlook 2013 and Outlook Web App. Applies to: End users Administrator users Developer users Video: Publish your Office 365 calendar or send it in email Use Outlook Web App to publish your calendar so that others outside of your organization can see when you are busy. Or use Outlook 2013 to send a snapshot of your calendar in email. Applies to: End users Administrator users Developer users Using Outlook Web App (Office 15-Minute Webinar) Outlook Web App provides secure access to your email, calendar, contacts, tasks, and Global Address List via the internet. For Office 365 business customers, it’s a great way to work with other devices like iPads & iPhones. Applies to: End users Administrator users Developer users   Help and How-To The following help and how-to content is available for this topic: Sign in to Outlook Web App You can use Outlook Web App to access the email, contacts, and calendar in your Office 365 for business or other Microsoft Exchange-based email account via a web browser. The web address you’ll use to sign in to Outlook Web App depends on the type of account you have. Applies to: End users Administrator users Developer users Start using Outlook Web App for email and calendars Office 365 includes Outlook Web App so you can get to your email whenever you are online, even if you are away from your desk or using your mobile phone or tablet. This video shows you how to get started with Outlook Web App. Applies to: End users Administrator users Developer users Sharing your calendar in Outlook Web App If you have an Office 365 or other Microsoft Exchange account, you can use Outlook Web App to share your calendar with people inside or outside your organization. When you share your calendar with someone inside your organization, they will be able to add it directly to their calendar view in Outlook or Outlook Web App. Depending on the permission you give them, they’ll be able to view your calendar, to edit it, or to act as your delegate for meeting requests. People outside your organization will be sent a URL that they can use to view your calendar. Applies to: End users Administrator users Developer users Getting started in Outlook Web App for Office 365 This article will walk you through the basics for your mail, calendar, and contacts in Office 365 using your web browser. When you use your web browser to view your mail, calendar, and contacts, you’re using Outlook Web App. Applies to: End users Administrator users Developer users Recover deleted items or email in Outlook Web App Accidents happen. When you accidentally delete an email message, contact, calendar item, task or entire folder from your Office 365 or other Exchange-based email account, you will be glad to know that you can sometimes recover such items. Applies to: End users Administrator users Developer users Supported browsers for Outlook Web App Outlook Web App lets you sign in to your email account from almost any device that can connect to the Internet, including laptop and desktop computers, smartphones, and tablets. This article describes the browsers supported for Outlook Web App. Applies to: End users Administrator users Developer users Create and add an email signature in Outlook Web App If you have an Office 365 or other Exchange-based account, you can create a signature for your email messages. Your signature can automatically be added to all outgoing messages, or you can choose to add your email signature only to specific messages. Applies to: End users Administrator users Developer users Mail in Outlook Web App When you open Outlook Web App, the first thing you’ll see is your Inbox. This is where messages sent to you arrive, and this is where you’ll probably spend the most time reading and responding to messages. Applies to: End users Administrator users Developer users Use rules in Outlook Web App to automatically forward messages to another account You can use Inbox rules to automatically forward or redirect messages sent to your mailbox to another account. This is useful if you won’t be checking your mailbox and want to be able to read and respond to messages from another account. Applies to: End users Administrator users Developer users Open and use a shared mailbox in Outlook Web App If you have full access permission to a shared mailbox that appears in the address book, you can use Outlook Web App or a desktop version of Outlook (for example, Outlook 2013), to open that mailbox. Applies to: End users Administrator users Developer users Import contacts using Outlook Web App If you have an Office 365 or other Exchange-based email account, you can use Outlook Web App (the web browser version of Outlook), to import contacts from another email service or program. For example, you can import contacts from Gmail, Yahoo!, or Outlook.com (formerly Hotmail). Before you can import contacts using Outlook Web App, you need to export the contacts from the other email service or program. Applies to: End users Administrator users Developer users Keyboard shortcuts in Outlook Web App The keyboard shortcuts described in this article refer to the U.S. keyboard layout. The layout of the keys on other keyboards may not correspond exactly to the keys on a U.S. keyboard. Applies to: End users Administrator users Developer users Calendar in Outlook Web App Your calendar lets you create and track appointments and meetings. You can create multiple calendars, link to other people’s calendars, and even share your calendar with other people in your organization. Applies to: End users Administrator users Developer users How to decide whether to use Outlook or Outlook Web App There are two main ways people do their email with Office 365, Outlook and Outlook Web App. So how do you decide which to use? Outlook is the desktop client that has the most features. However, for many organizations and individuals, the web-based Outlook Web App (which is part of Office 365) may meet all your email needs. Others may need the additional features of Outlook. Applies to: End users Administrator users Developer users Using Outlook Web App offline Offline access lets you use Outlook Web App on your laptop or desktop computer when you’re not connected to the Internet. After you’ve enabled offline access, Outlook Web App will work in an offline mode as needed depending on your network connection. When you’re online, Outlook Web App will automatically update the offline information. To use offline access, you need at least Internet Explorer 10, Safari 5, or Chrome 24. Applies to: End users Administrator users Developer users   Troubleshooting The following troubleshooting content is available for this topic: How to access Outlook Web App Microsoft Outlook Web App (formerly Outlook Web Access) is a browser-based email client. Outlook Web App lets you access your mailbox from almost any web browser. Applies to: End users Administrator users Developer users The time zone setting in Outlook Web App in Office 365 is set incorrectly to “(UTC) Monrovia, Reykjavik” A Microsoft Office 365 user says that the time zone setting in Microsoft Outlook Web App is incorrect. Instead of being set to the user’s current time zone, the time zone setting is set to (UTC) Monrovia, Reykjavik. Applies to: End users Administrator users Developer users Outlook Web App opens in the light version when it’s used in Office 365 even though the user has a supported web browser When a user opens Outlook Web App in a Microsoft Office 365 environment, Outlook Web App opens only in the light version. Therefore, the user doesn’t have access to the comprehensive set of features that are available in the standard version of Outlook Web App. This occurs even though the user has a web browser that supports the comprehensive feature set in the standard version of Outlook Web App. Applies to: End users Administrator users Developer users Office 365 users can’t open or view attachments in Outlook Web App When Office 365 users try to open or view attachments in email messages in Outlook Web App, the attachment isn’t displayed or they receive an error message. Applies to: End users Administrator users Developer users Can’t load OWA Premium by using Internet Explorer 11 in an Exchange Server environment When you try to access Outlook Web App (OWA) Premium by using Internet Explorer 11 in a Microsoft Exchange Server 2013, Microsoft Exchange Server 2010, Microsoft Exchange Server 2007, or Microsoft Exchange Server 2003 environment, OWA Light is loaded instead. Applies to: End users Administrator users Developer users Outlook Web Access: Service always defaults to the Lite version When you log in to Outlook Web Access, the service always defaults to Outlook Web Access Lite. Applies to: End users Administrator users Developer users Web browsers that are supported for Outlook Web App when it runs on Exchange Server 2010 This article describes the browsers supported for Outlook Web App when it runs on Exchange Server 2010. Applies to: End users Administrator users Developer users Exchange Customer Performance Analyzer ECPA is a PII free and an extensible tool to collect network diagnostics from end user machine to O365 data centers. The tool is to be run from customer location to better understand the cause of latencies (if any) and to collect and upload all the diagnostic data to Microsoft (Client GUID is provided for reference). ECPA does not collect any Personally Identifiable Information (PII) data but it does need to know the physical datacenter location of the user’s mailbox, which is running the test. Once the right location is identified, the tool runs a series of performance related tests. Any valid O365 credentials can be used to login. Applies to: End users Administrator users Developer users Slow Outlook Web App performance when accessed through Internet Explorer 8 Users in an on-premises Exchange Server 2013 environment or in Office 365 who use Internet Explorer 8 to access Outlook Web App experience slow performance when they perform common tasks such as read new mail, send and receive mail, select recipients from the global address list (GAL), and select folders. Applies to: End users Administrator users Developer users “Something went wrong” error in Outlook Web App may show an incorrect date When a user encounters an error in Outlook Web App, they are shown a “Something went wrong” error page. The date on this error page may be incorrect. Applies to: End users Administrator users Developer users Certain pages or windows don’t appear in Outlook Web App or Exchange Admin Center when you use Google Chrome When you use Google Chrome to access Microsoft Outlook Web App or the Exchange Admin Center, you can’t perform certain actions because certain pages or windows don’t appear as expected. Applies to: End users Administrator users Developer users Error message when you try to use Outlook Web App to access an Exchange Server 2010 mailbox: “There was a problem opening your mailbox” This article describes how to open multiple mailboxes using Outlook Web App in the same browser. Applies to: End users Administrator users Developer users “You may have already signed in to Outlook Web App” error when you try to open Outlook Web App in Office 365 When you try to open Outlook Web App in Microsoft Office 365, you receive the “You may have already signed in to Outlook Web App” error message. Applies to: End users Administrator users Developer users