We're investigating the issue and will update this page when a fix is available. Switch your alias to an Outlook.com or Hotmail.com account. After installing the September Public Update, Outlook 2007 displays mixed languages in the user interface.

When you know the cause of Outlook is having trouble starting then now the next step is to apply the appropriate fix. Below are several proven methods to resolve Outlook’s trouble issues. After running any of the above processes, make sure you check for updates again to verify that all updates have been installed. Use the Inbox Repair Tool (scanpst.exe) to scan your pst-file for errors. When you use a pst-file, it ways to fix Outlook data file errors could be that an issue with that pst-file is preventing Outlook from starting correctly. When typing, please note the space between outlook.exe and /safe.For alternative methods of starting Outlook in Safe Mode see this Quick Tip.

Your user name is your full email ways to fix Outlook data file errors address, for example Update the account information with the one you received from your email provider or from the POP and IMAP server name reference topic. If you can't choose any of the menu options, type inside an email message, calendar event, or contact, Outlook may have frozen. There are three steps you can take to try to get Outlook working again. In many organizations, Outlook is one of the most common and core programs that are used from day to day.

Outlook supports sending from a secondary connected account for Microsoft owned domains such as @outlook.com, @live.com, @hotmail.com but has not implemented this functionality for third-party domains. This alias will be added to their account as a secondary alias, with the original 3rd party alias will continue to be set up as the primary. Once this step is complete, the user will land in their Outlook inbox and be able to use all Outlook functionality with this new email address. You can also add the secondary connected accounts (Gmail, Yahoo, etc.) in Outlook.com as additional accounts in the Outlook profile. While these Microsoft accounts work in other Microsoft products (e.g. OneDrive, Windows, Xbox), they are non-functional when visiting Outlook.com.

If you have a large number of items in any single folder, you may experience performance issues during certain operations. For more information, see Outlook performance issues when there are too many items or folders in a cached mode .ost or .pst file. An out-of-date antivirus program may sometimes cause errors when you try to start Outlook as there may be compatibility issues between your antivirus program and Outlook.

To disable this feature, you'll need to edit the Windows Registry. It's incredibly common to have Outlook crash because of a corrupted PST file. Scroll down for an entire section on this specific issue.

It can automatically diagnose issues, troubleshoot, and fix problems with Outlook. A more general version that can also fix Office, Microsoft 365, ways to fix Outlook data file errors and other Outlook problems can be found here. When you try to accept a shared Outlook.com calendar using your Microsoft 365 for business account in Outlook 2016, you might receive the "Something went wrong" error or your sign-in might fail. If you typically use an Outlook.com account for email, this issue can occur if there are multiple aliases on the account and the 3rd party email address is the primary alias.

Find solutions to common problems or get help from a support agent. Starting Outlook in safe mode, which starts Outlook without add-ins loaded, can tell you if an add-in is the source of the problem. We go above and beyond the average software reseller because we built our business on trust. As active members in the IT community, we work to support our clients’ businesses and provide them with peace of mind.

Especially if you’re using a different version of Windows, this can break compatibility with Microsoft Outlook or Outlook configuration files. If Outlook still misbehaves, your antivirus might be the ways to fix Outlook data file errors culprit. Make sure Outlook is on your antivirus’s trusted list, and if it’s still acting up, temporarily turn off your antivirus to see if that’s the problem. Outlook is a bit of a memory hog, and if you have too many other programs running, it mightn’t get enough memory to work properly. In other words, you can try closing other apps to give Outlook some breathing space. To troubleshoot the "Outlook Stops Responding" issue effectively, you’ll need to identify specific causes or causes in your scenario.

In this guide, we’ll walk you through practical, do-it-yourself solutions to troubleshoot and fix these issues so you can get back to work without delays. Then, each item in your calendar folder is checked for known problems that can cause unexpected behavior, such as meetings that seem to be missing. Currently, you can't use Outlook on Windows to edit calendars that are shared with your ways to fix Outlook data file errors Outlook.com account, even if you've reconnected your Outlook.com account to Outlook. We're working to make it possible to edit shared calendars in Outlook 2016 for Windows. If you are having issues sending email, this might be due to validation issues with your Microsoft Account. We are aware that some users may not be able to receive email from Gmail accounts.