These can include missing files, ghost icons, or documents that do not update in real-time. Check the version of Microsoft Office installed on your computer and your subscription name and expiry date. Office 365 applications installed on a computer must connect to Microsoft servers over the internet at least once every 30 days for the license to be checked and validated. If you don’t connect the installed Office 365 applications to Microsoft servers for more than 30 days in a row, these applications are deactivated. Once a connection is established to Microsoft licensing servers, the license is renewed.



Microsoft Office 365 is currently the most popular suite for productivity applications – thus it is important to mention the most common Office 365 issues. Microsoft 365 offers the most reliable solutions for improving team productivity, storage, and communication. But it doesn’t mean it’s impossible for some Office 365 issues to occur. The important thing here to remember is that not all problems are caused by bugs or inappropriate coding on the vendor site. The more probable option is that the Office 365 issue occurs, and can be fixed on the client-side.

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How to fix Office 365 issues related to synchronization

As passwords are sensitive to small changes, you shouldn’t copy your passwords from anywhere (like textfiles, skype’s conversations), instead try to enter it manually. In this article I will walk you through some of the most common Office 365 issues, and how you can fix them. Upgrade to Microsoft Edge to take advantage of the latest features, security updates, and technical support. Microsoft offers several built-in tools to help identify and resolve persistent issues. This ensures that the system-wide search index service is active and linked to Office 365 apps. Organizations value the capabilities that the Microsoft 365 suite provides for shared access and simultaneous file editing for team members.

Tools that can help you fix Office 365 issues

Only Office 365 administrators can access this tool in the Office 365 admin center. Use the Service health dashboard to find possible Office 365 issues and read the provided advice on how to fix them. You can resolve this Office 365 issue simply by purchasing additional cloud storage space from Microsoft. Consider implementing a regular storage cleanup practice with Microsoft 365 recycle bin checks. Keep in mind that the files you delete can temporarily consume storage space. These add-ins can cause issues such as app crashes or significant performance degradation.

Office 365 issues: #5 -Update Issues

• In this guide, you’ll learn how to fix Office 365 search not working after update using step-by-step methods verified to restore indexing and search functionality.
• As passwords are sensitive to small changes, you shouldn’t copy your passwords from anywhere (like textfiles, skype’s conversations), instead try to enter it manually.
• Editing file permissions and providing users with appropriate access is a simple way to solve such Microsoft 365 problems.
• This tool should be installed on a computer as a standalone application.
• Discover how IT leaders can address key Microsoft Copilot questions on cost, deployment, security, and integration to maximize ROI and adoption.
• When you encounter Office 365 issues with Outlook online, this app turns out almost completely useless.
• Installing Office 365 updates can fail for different reasons, and some of them are listed below.

Synchronization Office 365 issues mostly happen to Office Mobile flush DNS and re-sync Outlook apps. When you want to continue the work you did on the desktop, and the file is available there. Yet if this didn’t work it means that the same file you worked on another device didn’t make it to OneDrive as it should. It is a sign that this other device isn’t connected to the OneDrive correctly, or a simpler problem, isn’t connected to the internet.

If you want to use Office 365 applications installed on a terminal server, you should use Office 365 Pro Plus, which supports Shared Computer Activation. If multiple versions of Microsoft Office are installed, Office 365 activation issues may occur. Uninstall old versions of Microsoft Office from your computer and try to activate Microsoft Office 365 again. Office 365 Service Health is an online tool, available for organizations, accessible only by administrators, in Office 365 Admin Center.

Office 365 issues: #3 – Sync Problems in Office apps

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From sync errors to sign-in challenges and collaboration setbacks, these common Office 365 troubleshooting techniques can restore service quickly. While M365 is highly stable, it’s not immune to occasional disruptions. Microsoft Outlook Email Repair Tool Online Microsoft recommends updating Windows, Microsoft Office and other software regularly. Microsoft updates are released on a regular basis and allow you to protect software against known threats, fix bugs, and so on. Let’s find out what you can do if updates are not installed automatically, and what factors can cause update issues. Office 365 syncing problems are common for Office Mobile, but sometimes similar issues may occur for Office 365 desktop applications like OneDrive and Outlook.



The operating system on which your Office 365 applications are installed does not support the updated version of Microsoft Office 365. Windows 7 and Windows 8 do not support the latest Office 365 versions, and only Windows 10 supports these (Windows Server operating systems are not covered here). Check POP3 and SMTP settings for connecting to Microsoft mail servers (addresses of servers, ports, encryption, authentication). Always define a recovery email address when configuring your Office 365 account. If an incorrect password is entered multiple times, after several unsuccessful login attempts, your Office 365 account will be locked. If your account is locked but you have not defined your Fix Outlook and Office 365 Errors 2025 recovery email address, try to fill out the Microsoft account recovery form.