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  • Kory Poff
  • lester1994
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  • #16

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Created Jan 19, 2026 by Kory Poff@rxtkory2952920Maintainer

Fixes or workarounds for recent issues in classic Outlook for Windows

If the self-help doesn't solve your problem, scroll down to Still need help? Set up your account manually as an IMAP or POP account in Fix Outlook official help Outlook. Visit Firefox support to learn how to Disable or remove Add-ons. You can also Sign out manually then close all browser windows. Check that you have not accidentally blocked the Gmail domain when blocking one Gmail user.

To learn more about how to send us feedback, please see How do I give feedback on Microsoft Office. Another options is to use the Filter Email button on the ribbon. You may notice that All, Unread , Mentioned and other sort and filtering options, such as By date, and Newest are missing in Outlook above your email list. The loading of unregistered MAPI services has been Fix Outlook official help disabled by default to make Outlook more secure. This occurs because custom form script is now disabled by default.

Use the classic Outlook authentication check troubleshooter to resolve classic Outlook password authentication issues. In many organizations, Outlook is one of the most common and core programs that are used from day to day. Many businesses depend on it to keep their operations running, and having it break is a nightmare that usually ends up costing lots of money and causing a lot of frustration. Fortunately, with the right Outlook troubleshooting strategies, many of the most common Outlook problems are quite straightforward to troubleshoot. Below, you will see some of the most common issues that users run into, and what the most efficient way to troubleshoot Outlook is. The error I'm encountering is after I've successfully installed plugins and log in to Microsoft account.

It's free, more secure and will require a verification code in addition to your password. If you still can’t recover your account, you can create a new Google Account. When you do, you can follow these steps to avoid getting locked out of your Google Account. To protect your account, it may be temporarily locked after too many unsuccessful attempts to sign in.

A more general version that can also fix Office, Microsoft 365, and other Outlook problems can be found here. Currently, you can't use Outlook on Windows to edit calendars that are shared with your 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. We are aware that some users may not be able to receive email from Gmail accounts.

Add-ins are extensions that you can install to enhance Outlook’s functionality and unlock additional features, like CRM integration. But these add-ins can sometimes result in compatibility issues, especially if they’re not up-to-date or poorly coded. A conflicting add-in might cause Outlook to freeze, crash, or not open at all.

Check the status bar at the bottom of the screen to see if another process is running. If so, wait a short time (usually two or three minutes) to see if Outlook starts working again. 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 install the latest Windows and Office updates, click the link below. Use the classic Outlook connectivity troubleshooter to resolve intermittent connectivity issues.

Try accessing other websites to confirm that the issue is specific to Outlook Web. Start typing in the search box to find a contact or contact list. Right-click an existing folder and select Create Fix Outlook official help new subfolder. Calendar events can be used for your own personal event, or you can invite others to create an in-person or Teams meeting. To find the item with the attachment, scan the list of items in the thread.

Those who do not install Outlook desktop can use Outlook features by creating a free account on Outlook.com. Keep track of appointments, meetings, or any other event from anywhere. Add, edit, or delete events using daily, weekly, or monthly views. For more information about working with calendars in Outlook.com, go to Using the calendar in Outlook.com. Select More to see additional actions—for example, an option to print a message.

This section introduces solutions that you can use when Outlook 2016 or Outlook 2013 is not opening. If none of the above steps Fix Outlook official help work, the issue may be more complex or related to server-side problems that only Microsoft can resolve. Try these troubleshooting steps in the order presented here, from simple to more complicated.

This issue has been mitigated and we are continuing to monitor the issue to ensure stability. The root cause was the deployment of an incorrect campaign data file, which led to false positive campaign detection. We have since reverted to the right data file and the outbound email flow has returned to a normal state. We also released a Fix Outlook official help new rule that corrected the wrong campaign verdict for all impacted customers during the incident. You might need to set Windows Update to automatically download and install recommended updates.

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