You can start Outlook in safe mode, disable your add-ins, and then try to open Outlook normally. If you can’t open Outlook, or Outlook disappears or crashes, one of your add-ins may be to blame or you may need to update Outlook. The maximum number of distribution group members is 100,000 members, and the recipient rate limit is 10,000 recipients per day. Step 1 - Follow these instructions to create a distribution group. If you’re on a corporate network, some attachments might be blocked by server policies.

Sometimes, it may be your Outlook app itself that is damaged. Not to worry, you can use the built-in Microsoft Office repair utility to get it back in order. You can still log in to Outlook with a legacy @live.com email address. If you have not logged in to your email address in over two years, it will be considered inactive and may have been removed. A vast community of Microsoft Office365 users that are working together to support the product and others. The Microsoft Information Protection API (MIP) is responsible for policy enforcement related to sensitivity labels, content classification, and encryption.

If you are using Outlook on a PC, you can check to see what is currently permitted by your computer or try to reset the Credential Manager and remove any old passwords. The Credential Manager is where Windows stores passwords and login information on your computer. It acts as a vault with specific settings and permissions you can adjust. It could be as simple as an out-of-date version of Outlook’s software. Once an update has been run on your system, the bug may be rectified.

For more information about when builds are available for their respective channels, go to Update history for Microsoft 365. We’re investigating the issue and will update this page when a fix is available. If you’re using Outlook 2010, Outlook 2013 or Outlook 2016, uninstall and re-install iCloud to resolve this issue. This issue affects Outlook 2007, Outlook 2010, Outlook 2013, and Outlook 2016. After installing the September Public Update, Outlook 2007 displays mixed languages in the user interface. Follow along with the video below to see how to install our site as a web app on your step-by-step Outlook troubleshooting home screen.

In the Folder Pane, you might see a folder named Recovered Personal Folders that contains your default Outlook folders or a Lost and Found folder. Although the repair process might recreate some of the folders, they may be empty. The Lost and Found folder contains any folders and items step-by-step Outlook troubleshooting recovered by the repair tool that Outlook can’t place in their original structure. We’ve streamlined search to make it easier than ever to find what you’re looking for. The new Outlook Attachment Preview feature lets you see your pictures and files without leaving your inbox.

These issues might occur if a mailbox contains lots of folders or there are lots of items in any one folder. There’s no hard limit to how many folders a mailbox can contain or how many items a folder can contain. However, you might experience decreased performance as the number of items approaches 10,000 calendar items, 10,000 folders, or 100,000 mail items per folder. Large numbers of recurring meetings or long-lived recurring meetings can also have an exaggerated effect on performance. One-time meetings have a relatively small effect, and long-lived, recurring meetings have a greater effect. A change that’s made in an instance of a recurring meeting creates exceptions that are stored in the recurring meeting series.

We also released a new rule that corrected the wrong campaign verdict for all impacted customers during the incident. Customers with only a 3rd party email address set up as the username of their Microsoft Account will be asked to add a 1st party Microsoft alias to their account before accessing Outlook.com. You might need to set Windows Update to automatically download and install recommended updates. Installing any important, recommended, and optional updates can often correct problems by replacing out-of-date files and fixing vulnerabilities.

To import contacts from other email services, export contacts, or clean up duplicate contacts, select an option from the Manage contacts menu. Add a contact to your Favorites by selecting a contact in the list, and then selecting Add to favorites. When you add someone as a favorite in People, they’ll also show up under Favorites in Mail, and the other way around, provided that the contact has an email address. There might also be a visual alert that a message is unread, has an attachment, or is flagged. This is a lightweight app designed to handle multiple accounts and fairly moderate email use. Having trouble connecting to your email from Outlook on your desktop?

Until you can install the Windows Update fix release, you can set a registry key that will cause Outlook to stop using the local Windows Search service. When this registry key is set, Outlook will use its own built-in search engine. The built-in search will display the message below to indicate it is not using the Windows Search service. The issues documented in this section have been reported after installing the recent updates listed below. We’re investigating the issues and will update this page when a fix is available.