
For example, you can't install Office on computers running Windows XP or Windows Vista. If a Microsoft 365 application such as Word or Excel isn't working correctly, sometimes restarting it will fix the problem. When you're done, you might
Office 365 not syncing fix need to restart your computer. If, on the other hand, you’ve got SaRA installed already, click on the Office item on the home page, then click I have Office installed, but I’m having trouble uninstalling it.
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If you have to go this far during actual Office repairs, my condolences. We’re going to download and run a tool that completely obliterates your current Office installation. Then you’ll download and install a fresh, new installation from the Microsoft Office download page. You can activate Office on up to five computers per user. If a user needs to install Office on a sixth computer, you have to deactivate an installation.
How do I fix Office 365 errors?
Help with Office product keys
- Office up-to-date ensures that you have the latest security updates and fixes.
- Although the messages are hard to understand, there are often solutions.
- If you are still having problems, tell us more about your issue, including any error messages your received and where you were in the install process when you received them.
- The Microsoft 365 offline installer may help bypass potential proxy, firewall, antivirus, or Internet connection issues that might occur during an Microsoft 365 installation.
- We'll use that information to help investigate your issue further.
To resolve, first make sure you installed the latest Office update. When you install Office for Mac, the app icons aren't automatically added to the dock. To add to the dock, drag the app icon from the Launchpad or the Applications folder. Keeping Office up-to-date ensures that you have the latest security updates and fixes.
Where to sign in to Office 365 or My Office Account

The links below are specific to admins looking for troubleshooting help with these Office 365 services. For more general (not admin specific) help in these areas, see the Additional help section on the Office for Business tab of this topic. You can also choose to have users sign into the Office 365 portal with their work or school account and follow the steps in Install Office on your PC or Mac to install Office themselves. If you've used up your five installs and want to install Office on another computer, you have to deactivate an installation. If you're an admin and you aren't sure what plan you have, follow the steps in What Office 365 for business subscription do I have?
steps to repair Microsoft Office
Office’s Online Repair option works and goes through exactly the same steps as Quick Repair, so I won’t walk through all those screen shots again. This time, after you right-click your Office version in Programs and Features and select Change from the pop-up menu, select the Online Repair option instead and then click Repair. Office installations include a built-in repair tool, and that’s the first place to turn when things go awry. The absolute worst case requires running a cleanup tool on the current Office installation, followed by a clean install of a new copy of Office. That has never failed in my experience, any time I’ve had to go that far.

You might get an error that has a number and maybe some descriptive text. Although the messages are hard to understand, there are often solutions. If you're not sure which operating system you have, see Which Windows operating system am I running? Or Find the OS X version and build number on your Mac. Check that your computer meets the minimum system requirements to install Office. See System requirements for Office for a list of additional requirements.
When complete, a checkmark appears next to the Rest button. After the list of installed apps populates (it can take some time, depending on how much you have installed), scroll down and look for Microsoft 365 (Office). It could also happen because you haven't assigned a license to yourself or your users. This could happen because of a delay between your initial sign in and Office 365 for business setting up your environment.
How do I download and install or reinstall Office?
Users need licenses to install Office and to use Outlook, SharePoint Online, Lync Online, and other services. As the Office 365 for business admin, you're responsible for Managing user software in Office 365. You assign licenses to new users when creating new accounts, or add licenses to existing users, see Assign licenses to users in Office 365 for business. To remove licenses from users, see Remove licenses from users in Office 365 for business. For download and installation issues on a Mac, see What to try if you can't install Office for Mac.
If that didn't help, use this troubleshooter to uninstall Office completely. If you're looking for the steps to download and install the latest version of Office, see Install Office on your PC or Mac. The Microsoft 365 offline installer may help bypass potential proxy, firewall, antivirus, or Internet connection issues that might occur during an Microsoft 365 installation. If you're looking for the steps to download and install the latest version of Office such as Microsoft 365, Office 2021, Office 2019, or Office 2016, see Install Office on your PC or Mac.