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. 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.



Please let us know if you found any of these solutions helpful by leaving us a comment below. If it didn't, tell us more about your issue, including any error messages your received and where you were in the install process when you received it. We'll use that information to help investigate your issue further. If there's a Learn More link on the error message, select that. If there's no link, let us know what error you got and where you were in the install process when you received it.

Common questions

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. By applying these troubleshooting steps, you can effectively handle many common issues in Microsoft Office applications.

Use the NAKIVO solution to back up Microsoft 365 data in Exchange Online, Teams, OneDrive and SharePoint Online for uninterrupted workflows and zero downtime. On the bottom corner of your Outlook, ensure that Outlook is connected. If you see "Working Offline" or "Trying to Connect", Outlook cannot reach the email server.

• If the file is not present here, you can manually upload it from the source device to OneDrive to make it appear on other devices.
• If you are having trouble logging in, first check the number lock and caps lock keys on your keyboard.
• It indicates that you have reached the storage limit specified by your subscription plan.
• Good practice to avoid having Office 365 issues with signing in, is to have a recovery email.
• If you're still having trouble installing Office, see Contact Office Support.
• As technical support experts for 25+ years, our team has answered every support ticket imaginable from every skill level.
• 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.
• Read the blog post about using Office 365 on a terminal server.

Help with Office product keys

Sign In or Create Your Account Today – Microsoft and sign in with your Microsoft account. From here, review the details under the subscriptions heading or the cancelled subscriptions heading to confirm your subscription. Be sure to restart your Office applications if you have to renew your subscription. If you need to install the 64-bit version, select the PC step-by-step tab and expand the section, "Install or reinstall an Office for business product." Office 365 Service Health is an online tool, available for organizations, accessible only by administrators, in Office 365 Admin Center.

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

They are not merely inconvenient and slow down work but can also lead to critical data loss. The good news is that the majority of problems can easily be solved on the client’s side. Reboot your system and try to launch your Outlook app after to check if the synchronization issues are solved. Check POP3 and SMTP settings for connecting to Microsoft mail servers (addresses of servers, ports, encryption, authentication).

Mac install or activation issues

You’ll see a dialog box like the one shown in Figure 9 open up and ask you to confirm installation. Microsoft SaRA is the Microsoft Support and Recovery Assistant. Click the Close button, then try your problem Office application again.

Good practice to avoid having Office 365 issues with signing in, is to have a recovery email. There is a chance you entered the wrong username or password. Check if CAPSLOCK is turned on, and check the spelling of the password you try to enter. 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.



Its filename is SetupProd_Offscrub.exe, so I’ve gotten in the habit of calling it "OffScrub" myself. Synchronization Office 365 issues mostly happen to Office Mobile 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 Outlook repair with FixTechGuide 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.



Uninstall old versions of Microsoft Office from your computer and try to activate Microsoft Office 365 again. 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. If the above steps have not resolved your issue, open Outlook in Safe Mode to see if the issue is resolved. Type Outlook.exe /safe, and click OK.  If it is not, you may need to reinstall the Office suite completely.