Follow the instructions provided by the assistant to find and resolve Microsoft Office 365 problems. The Office 365 repair tool can help you fix the majority of Office 365 problems for installed Office 365 applications (not applicable if you use online apps only). You can try to repair Office by using the appropriate built-in tool. Make sure that network access to the Microsoft servers is not blocked.

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.

• If not, the password reset page provides you with a possibility to contact your administrator.
• NAKIVO Backup & Replication is a universal data protection solution that can protect not only Office 365 but also virtual, physical, and cloud environments.
• When you encounter Office 365 issues with Outlook online, this app turns out almost completely useless.
• If your Office 365 subscription has expired, buy a new license and extend your subscription for a new period.

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

For advanced troubleshooting, FixTechGuide offers remote support to restore performance and indexing accuracy for Outlook and other Office apps. 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. Check the version of Microsoft Office installed on your computer and your subscription name and expiry date.



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. However, sometimes employees may not have the required permissions to open and edit an item. This error appears when you diagnose Office activation conflicts attempt to upload or save a Microsoft 365 item. It indicates that you have reached the storage limit specified by your subscription plan.

Office 365 Repair Tool

Then try to activate the installed Office 365 suite again on your computer. You may need to remove old Microsoft Office licenses from your computer and install a new one. This tool is a standalone application, you can install on your computer.





Download the tool from Microsoft and run the Outlook diagnostic to auto-detect server and account issues. You can disable Add-Ins on launch by pressing CTRL and hitting the Microsoft Office app shortcut. In this case, consider using safe mode, which is useful for Office 365 troubleshooting. To fix these related Office 365 issues, you can try disabling Add-Ins and then running Microsoft apps without them.



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 mailbox not updating on IMAP 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. When it’s a problem with an internet connection, check your wi-fi or ethernet connection, and contact the internet provided if required. Some of them allow users to get updates before the main release while others provide updates at a later time.

Microsoft Office 365 Activation Issues

Check the firewall on your computer, the router, and DNS configuration. Microsoft 365 is a robust platform, but when problems arise, fast resolution is key to productivity. 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 recommends updating Windows, Microsoft Office and other software regularly. Microsoft repair PST file without data loss updates are released on a regular basis and allow you to protect software against known threats, fix bugs, and so on.