Upgrade to Microsoft Edge to take advantage of the latest features, security updates, and technical support. Anyone who has performed this downgrade and then deactivated the update installation in Office 365 under File, Office account, Update options must undo this in order to receive the new build. Outlook forwards meeting invitations to other attendees without anyone actually sending an update connection status shows disconnected or forwarding an invite. This happens to accounts that are configured in the iOS Mail app. 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. To edit a shared calendar, go online to your own Outlook.com calendar, open Calendar for Windows 10, or use a mobile device.

Outlook known issues in the December 2018 updates

To repair corrupt OST file, you can use the built-in ScanPST.exe tool provided by Microsoft. Alternatively, you can delete or rename the existing corrupt OST file and rebuild the OST file. 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. TrustedTech delivers unbeatable customer service, with experts in licensing and high-level technicians always on-call to answer your tech issues in-depth. Our Account Managers and Distribution Team fulfills orders quickly and efficiently, giving our customers digital downloads in record time so they can move on to their next big project.

Outlook known issues in the June 2018 updates

Outlook 2016 freezes when you try to preview an Excel file that's attached to an email. 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. After installing the September Public Update, Outlook 2007 displays mixed languages Troubleshoot Office 365 Sync and Login Issues in the user interface.

Outlook known issues in the Feb 2018 updates

• Robert suspected that it might be related to an Edge update, and replacing the .dll with an older version or downgrading Microsoft 365 to an older build fixed the problem.
• You don't have appropriate permission to perform this operation.
• The update for Microsoft 365 Apps will be rolled out gradually to users of this update channel from January 16, 2025 (PST).
• Outlook forwards meeting invitations to other attendees without anyone actually sending an update or forwarding an invite.
• Outlook also offers several advanced features, like email tracking, read receipts, and email templates, making it a powerful tool for managing email-based workflows.
• For more information about when builds are available for their respective channels, go to Update history for Microsoft 365.
• To access the filtering options faster, add them to your Quick Access Toolbar.

The person who sent you the invitation will need to remove your permissions and then send a new invitation. If you manually type in the secondary connected account email address in the "From" field, the email is sent as "On behalf of" your primary Outlook.com account. Your antivirus software can also cause issues with Outlook connectivity. Some antivirus software may block Outlook from connecting to the internet. Check your antivirus software’s settings and ensuring Outlook is listed as a trusted application. 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.

Fixes or workarounds for recent issues in new Outlook for Windows

This can be exploited by creating a file together with an OLE object in such a way to cause MAPI to load a DLL from a network share when the OLE object is activated. This issue affects all Outlook versions on Windows 7, Windows 8, Windows 10. Boost your SMB’s security and compliance with Microsoft 365 Business Premium. Discover Defender and Purview add-ons for enterprise-grade protection at SMB-friendly pricing. TrustedTech is a Microsoft CSP Direct Bill Partner with all six Solutions Partner designations and decades of expertise in licensing, support, and cloud infrastructure.



We love reading your suggestions on new features and feedback about how you use our products! To learn more about how to share feedback, see How do I give feedback on Microsoft Office. Note that you can quickly tell how your mail is currently sorted, by the presence of a small triangle on the field headers. Another options is to use the Filter Email button on the ribbon. Please install the Windows 10 Fall Creators Update to fix this issue.

Outlook known issues in the September 2019 updates

Microsoft Outlook is one of the best-known business-class email clients from Microsoft. It is a feature-rich application that allows users to manage multiple email accounts, calendars, contacts, and tasks. Outlook also offers several advanced features, like email tracking, read receipts, and email templates, making it a powerful tool for managing email-based workflows. However, sometimes, it can experience connectivity issues, especially when using a Microsoft 365 Office 365 Sync Problems And Login Fixes account.





In these cases, direct escalation to Microsoft or working with a Microsoft CSP partner, such as TrustedTech, can expedite resolution and minimize downtime. Our licensing engineers can help triage complex problems and ensure you're on the right support path. For issues that are not covered on this page, we have multiple tools to help you automatically diagnose and fix a range of Outlook problems. The folder may have been deleted or the server where the folder is stored may be unavailable. You don't have appropriate permission to perform this operation. There is currently no option to revert to the prior behavior, but we would love to hear your feedback to help us with future designs.