I do it again, and I get this error — well, now I can’t show you because Excel is refusing to open up at all. The error indicates that my previous open was unsuccessful, and asks if I would like to open Excel in safe mode. So I close Excel, try to open it again without safe mode, and… nothing.

I'm a student. How do I install Office?

When complete, a checkmark appears next to the Rest button. As an Office 365 admin, you can check Office 365 service health. If you can't find Access on your computer even though its included with your Office 365 subscription, try the following in the order listed. Use the Microsoft 365 setup troubleshooter to install Microsoft 365, Office 2021, Office 2019, or Office 2016 on your Windows PC. 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.

How do I download and install or reinstall Office?

To troubleshoot Mac activation issues, see the "Activation" section in What to try if you can't install or activate Office for Mac. Office up-to-date ensures that you have the latest security updates and fixes. If your admin has given you permission to install updates, see Install Office updates. For example, you can't install Office on computers running Windows Vista or Windows XP, or on devices that aren't running a supported Windows or Mac operating system. However, you may still be able to use Office Online in your computer's browser. In most cases you can do basic editing on most of these devices, however if you have a qualifying Office 365 subscription, you get access to the apps' extra features.

Issues after installing Office

• When you're done, you might need to restart your computer.
• As the Office 365 for business admin, you're responsible for Managing user software in Office 365.
• If Office is taking a long time to install you may be on a slow connection or you another install or update may be happening in the background.
• To troubleshoot Mac activation issues, see the "Activation" section in What to try if you can't install or activate Office for Mac.
• See the bottom of the Office for business column for a list of plans that don't include the Office desktop client.
• In addition, with Office for business plans only admins responsible for managing Microsoft 365 in their organization can do certain tasks.

To check what the latest update is, see Update history for Office for Mac. If you're not sure Common Outlook errors explained which operating system you have, see Which Windows operating system am I running? If you're not sure how to decide between 64-bit or 32-bit, see Choose the 64-bit or 32-bit version of Office 2016. Find solutions to common problems or get help from a support agent.

All my Office 365 programs are borked. How can I fix without breaking something?

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? For a comparison of plans, see compare small business plans or compare enterprise plans. Please let us know if you found any of these solutions helpful by leaving us a comment below.



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. Deactivation doesn't remove Office from the computer, but you can't use Office on that computer until you activate it. See Deactivate Office 365 if you see a "limit reached" error.

I'm an Office 365 admin and don't have an option to install Office, Project, or Visio

In addition, with Office for business plans only admins responsible for managing Microsoft 365 in their organization can do certain tasks. Therefore, admins should view the issues and solutions listed under both the Office for business and Microsoft 365 Admin tabs. 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 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." If you previously installed the 32-bit version of Office on your PC, but decide you now want the 64-bit version, you'll have to uninstall 32-bit and then reinstall the 64-bit version of Office.