Many issues that you may face day-to-day can be fixed on the client side. If you encounter an issue in Office 365 that can only be fixed by the vendor, Microsoft usually releases an update to resolve any known issues as soon as possible. When we are working with third-party software we might encounter some problems – it’s obvious and normal. Office 365 is currently the most popular SaaS (Software-as-a-Service) platform for productivity but even with its scale some Office 365 issues might occur. Those mentioned in this article are only the tip of the iceberg and related to software itself. The serious problem occurs when we talk about any external threats like malware or ransomware that are not so easy to prevent and mitigate.

Office 365 Troubleshooting Issues: Common Problems and How to Solve Them

Reboot your system and try to launch your Outlook app after to check if the synchronization issues are solved. If you tried to enter your credentials, and it failed, even when you checked if every letter of it is correct. 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.

Domain Verification Issues

If after running the Remote Connectivity Analyzer Office 365 issues are not fixed, try using Microsoft Support and Recovery Assistant. This tool should be installed on a computer as a standalone application. After installing and running the application and entering the Office 365 account credentials, run tests to identify the problem and find the needed solution.

• It runs multiple tests in terms of configuring and solving any potential problem.
• When you open the main productivity apps like Word, and Excel, on the main page you should be able to see all files you opened recently.
• If you try to enter the wrong password too many times, and you didn’t set up a recovery email you can lock access to your account.
• Microsoft Support and Recovery Assistant can help you resolve problems with Microsoft Office, Office 365, and Outlook.
• 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).
• If your account is locked but you have not defined your recovery email address, try to fill out the Microsoft account recovery form.
• Then try to activate the installed Office 365 suite again on your computer.
• 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.

Repair Outlook OST File Not Working in Office 365 – Complete Fix (

For example, items that you delete from SharePoint or Microsoft Teams are retained in the recycle bin for a certain period before permanent deletion. Therefore, you can locate the original files at their primary SharePoint site and restore them from there. File and storage issues with Microsoft Office 365 are more serious than other issues. They are not merely inconvenient and slow down work but can also lead to critical data loss.



Below we provide a more detailed Outlook data file cannot be accessed list of issues and corresponding solutions. Open the required file, hit Share and then check the list of users that you can give the rights to edit a file. You can set access permissions for the entire organization or invite only the users you specify. Editing file permissions and providing users with appropriate access is a simple way to solve such Microsoft 365 problems. An internet connection is not available or a firewall is blocking network connections. If your Office 365 subscription has expired, buy a new license and extend your subscription for a new period.

Office 365 Repair Tool

The update channel used by Office 365 depends on your Office 365 subscription plan and on configuration. All you need to do is log in to your OneDrive account on the web browser, and drag the files you want to the documents folder. Download and run the official Microsoft Support and Recovery Assistant (SaRA). It automatically diagnoses and repairs many Office 365 problems — including search indexing and sync 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. Whether it’s Outlook, Word, or Excel, these fixes ensure your data is re-indexed, searchable, and synced properly.

The Top Backup Software Options for Safe and Secure Data Protection

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.

Microsoft Support and Recovery Assistant

Microsoft Support and Recovery Assistant can help you resolve problems with Microsoft Office, Office 365, and Outlook. OneDrive issues are a separate category of problems with Microsoft 365. They can either be simple, Office 365 sync problems and login fixes like the OneDrive service not running or the missing OneDrive icon on the taskbar, or more complex, like OneDrive conflicting with Microsoft 365.



Check POP3 and SMTP settings for connecting to Microsoft mail servers (addresses of servers, ports, encryption, authentication). Always define modern authentication troubleshooting 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 recovery email address, try to fill out the Microsoft account recovery form. 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.