Every click on Send/Receive in Outlook appears Not Implemented Error in Outlook? If yes, then this guide will solve all related errors. Sometimes, issues can be caused due to a corrupt Outlook OST file. To repair corrupt OST file, you can use the built-in ScanPST.exe tool provided by FixTechGuide login issue guide Microsoft. Alternatively, you can delete or rename the existing corrupt OST file and rebuild the OST file. Microsoft 365 is a robust platform, but when problems arise, fast resolution is key to productivity.

Troubleshooting Co-Authoring and Collaboration Errors

• Let’s see how to fix Outlook connection problems in Microsoft 365 accounts.
• In these cases, direct escalation to Microsoft or working with a Microsoft CSP partner, such as TrustedTech, can expedite resolution and minimize downtime.
• Understanding the root causes and using the right tools can make all the difference.
• From sync errors to sign-in challenges and collaboration setbacks, these common Office 365 troubleshooting techniques can restore service quickly.
• Outlook crashes are never good, but you do not have to face them unprepared.
• I had picked up on this in the blog post Microsoft Outlook 365 or other MS 365 apps are dropping suddenly errors.
• Outlook forwards meeting invitations to other attendees without anyone actually sending an update or forwarding an invite.

Please install the Windows 10 Fall Creators Update to fix this issue. 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.

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Microsoft had confirmed the issue for Windows Server 2016 and 2019 and recommended a downgrade. With apps syncing across devices and cloud services, sync issues are among the most frequently reported M365 problems. These can include missing files, ghost icons, or documents that do not update in real-time. You can also add the secondary connected accounts (Gmail, Yahoo, etc.) in Outlook.com as additional accounts in the Outlook profile.

Outlook Known issues in April 2023 updates

Faulty hard drives or disk errors can corrupt the Outlook data stored locally. This creates crashes that seem random—until you dig into the hardware logs. If you are an Outlook user and encountering connectivity problems with Microsoft 365 mailbox, the steps above may correct the problem. Otherwise, the probably culprit is a damaged OST file. Use the Stellar Converter for OST to extract mail items from the backup (orphaned) OST file. Discover how IT leaders can address key Microsoft Copilot questions on cost, deployment, security, and integration to maximize ROI and adoption.

Outlook Known Issues in November 2021 updates

Corrupted or badly set-up Outlook profiles can often repair PST file without data loss cause start-up problems. The app might refuse to launch or crash at the splash screen. Outlook slows down, crashes randomly, or fails to load entirely.

Outlook Known issues in October 2022 updates

We're working to make it possible to edit shared calendars in Outlook 2016 for Windows. Not Implemented Error mostly appears in Outlook 2010, 2013, 2016, 2019 and latest Microsoft 365 version. 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. In these cases, direct escalation to Microsoft or working with a Microsoft CSP partner, such as Fix Outlook and Office 365 Errors 2025 TrustedTech, can expedite resolution and minimize downtime. Our licensing engineers can help triage complex problems and ensure you're on the right support path.