Start classic Outlook in safe modeIn Windows 10, click Start.Type Outlook /safe, in the Search programs and files and then click OK.Close and re-open Outlook.If the issue is resolved, you can keep working, or if you have time, take the following steps to find out what COM Add-in is causing the problem.

No action needs to be taken for the fix to be applied. To check if you have received the fix, review your contact list to confirm duplicates have been removed. To help you get rid of these duplicates, we have released a fix which will automatically clean up your contact list. This fix will clean up Fix Outlook Support duplicate contacts for end users starting August 9, 2023. Rollout of the fix to all users will take few weeks, so, some users may see the fix applied by the end of September.

Are you having trouble starting Outlook or receiving "Cannot start Microsoft Outlook. Cannot open the Outlook window" error messages? We can fix the problem for you, or you can use the troubleshooting steps we're providing below to help resolve these startup issues. Here's the deal, when Outlook manages to open, all the files you delete will automatically be recreated. It gets better because you also resolve all the Fix Outlook Support Outlook opening issues. If the in-box Program cannot fix the corrupted Outlook PST files, you can also try Wondershare Repairit for Email.

For each message, you can delete it, mark it as unread, flag the message, or pin it to keep it at the top of your folder. There might also be a visual alert that a message is unread, has an attachment, or is flagged. See Working with message folders in Outlook.com to learn more about available folders. To show or hide the Folders list, select Show or Hide the navigation pane. Calendar events can be used for your own personal event, or you can invite others to create an in-person or Teams meeting.

Start classic Outlook in safe modeIn Windows 10, click Start.Type Outlook /safe, in the Search programs and files and then click OK.Close and re-open Outlook.If the issue is resolved, you can keep working, or if you have time, take the following steps to find out what COM Add-in is causing the problem.

I’ve since installed a Windows 2016 server with Office 2024 and I don’t have any more connection problems for the moment. Since making this change, I’m not seeing the errors in Microsoft-Windows-AAD/Operational, however it may be too early too tell. Hello all,Same problem here since Outlook 2016 update on January on RDS 2022, all users are not concerned, but we have more and more users impacted. The cache file is likely corrupt or where it is stored is full.

To resolve this issue, switch Outlook from read-only mode and try moving your PST file from external drive to hard drive. You can check that the Outlook configuration settings are correct and your internet connection is stable. You may also temporary disable your firewall or antivirus program to check if it’s responsible for the error. If the PST file is corrupted, you can try repairing the file using the Inbox Repair Tool (SCANPST.exe).

Even though Hotmail has been integrated into Outlook.com, Microsoft continues to support users with @hotmail.com addresses. These users have Fix Outlook Support access to the full range of Outlook’s modern email and personal information management features, along with dedicated support for any issues they may encounter. Microsoft’s customer service can be reached via email, phone, live chat, social media, and community forums. We’ve tried contacting them through multiple channels, and we’ve found that phone and chat are the quickest ways to get a response. Couldn’t reach the Outlook customer service via the phone, live chat, or online forums?

If you restart it successfully, it will show you that one or more add-ins are defective. Now, it's time Fix Outlook Support to uncover them by the elimination process. Find solutions to common problems or get help from a support agent. The navigation pane is the leftmost pane in Outlook where you'll find your folder list and the icons to move between Mail, Calendar, People, and Tasks. Running the /resetnavpane command removes all customizations to the navigation pane. Upgrade to Microsoft Edge to take advantage of the latest features, security updates, and technical support.

Outlook forwards meeting invitations to other attendees without anyone actually sending an update or forwarding an invite. This happens to accounts that are configured in the iOS Mail app. If you're using Outlook 2010, Outlook 2013 or Outlook 2016, uninstall and re-install iCloud to resolve this issue. To edit a shared calendar, go online to your own Outlook.com calendar, open Calendar for Windows 10, or use a mobile device.

The error 0x a usually occurs due to operation timeout when Outlook tries to connect to the mail server to perform send or receive operation. To resolve this error, check the internet connection and run the Fix Outlook Support SFC (System File Checker) scan on your system. For complete information on this error and its solutions, follow our guide on How to resolve the error "0x800CCC13" Outlook cannot connect to Server. This issue may occur due to problems with Outlook indexing, problematic add-ins, or issues with the Windows search service.