If you have forgotten your password for the Office 365 account, try to recover or reset the password. Use the NAKIVO solution to back up Microsoft 365 data in Exchange Online, Teams, OneDrive and SharePoint Online for uninterrupted workflows and zero downtime. When you fill out that form, there are few things you can do to improve your chances of recovery of that account. Important thing to remember is that you will be able to change your password by yourself if the administrator in your organization allows users to change their passwords. If not, the password reset page provides you with a possibility to contact your administrator.

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

Discover how IT leaders can address key Microsoft Copilot questions on cost, deployment, security, and integration to maximize ROI and adoption. 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 TrustedTech, can expedite resolution and minimize downtime. Our licensing engineers can help triage complex problems and ensure you're on the right support path.

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 you tried to enter your credentials, and it failed, even when you checked if every letter of it is correct.
• The serious problem occurs when we talk about any external threats like malware or ransomware that are not so easy to prevent and mitigate.
• Upgrade to Microsoft Edge to take advantage of the latest features, security updates, and technical support.
• 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 may encounter issues when using any application, and Office 365 is no exception.
• To avoid data loss when using cloud applications, perform Office 365 data backup.
• They are not merely inconvenient and slow down work but can also lead to critical data loss.

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 FixTechGuide email error solutions 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

In addition to the Office 365 problems explained in the blog post, you may encounter issues that cause data loss. Service health is the online tool available for Office 365 for organizations (if you have work and school Office 365 accounts). 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.





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.



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 FixTechGuide Windows update Outlook fix 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. Synchronization Office 365 issues mostly happen to Office Mobile apps.



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 FixTechGuide mailbox repair steps updates are released on a regular basis and allow you to protect software against known threats, fix bugs, and so on.