
If you're not sure which operating system you have, see Which Windows operating system am I running? Check that your computer meets the minimum system requirements to install Office. See System requirements for Office for a list of additional requirements. 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.

How do I install Office updates?
If you or your users find Office is taking a very long time to install, try installing using an offline installation. See Use the Office 2016 offline installer and select the Office for business tab. These steps show you how to download the installer file which you can then use to install Office offline on a PC at your convenience. When you install Office 365, all the applications that came with your particular Office product is installed at the same time. You can't custom select which Office applications you want to install or not install, nor you can't delete individual applications after your installation is complete. However, you can delete shortcuts to applications you don't plan to use.
For steps to install an offline version of Microsoft 365, see Use the Office offline installer and select the correct Office account sign-in help tab for your version of Office. A vast community of Microsoft Office365 users that are working together to support the product and others. If you're not sure what plan you have, follow the steps in What Office 365 for business subscription do I have?
re installing office still get corrupt message when opening office apps
It could also happen because you haven't assigned a license to yourself or your users. Admins should also see the Office for business tab for more general Office installation issues. If you're an Office 365 user, do the following to deactivate an installation. 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.
Activate Office on a Mac
- Therefore, admins should view the issues and solutions listed under both the Office for business and Microsoft 365 Admin tabs.
- You then deploy Office by using the software deployment method you typically use.
- For more information, see Deactivate Office 365 if you see a "limit reached" error.
- To troubleshoot Mac activation issues, see the "Activation" section in What to try if you can't install or activate Office for Mac.
- 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?
- Free fully functional download of Revo Uninstaller Pro, Pro Portable and Revo Uninstaller Freeware.
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 still unable to install Office following the steps in Download and install or reinstall Office try using the offline installer. Use the uninstall troubleshooter to uninstall Microsoft 365, Office 2021, Office 2019, or Office 2016 from your Windows PC. 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. If individuals in your organization are using an older version of Office, we recommend you upgrade to the latest version.
I have a subscription for Project or Visio. How do I download and install them?
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. 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 that didn't help, use this troubleshooter to uninstall Office completely. Please let us know if you found any of these solutions helpful by leaving us a comment below.
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 need to restart your computer. If you need more licenses, see Buy licenses for your Office 365 for business subscription. To remove a license from your subscription, see Remove licenses from your Office 365 for business subscription. See Uninstall Office for Mac for instructions on uninstalling the Office apps.
How do I fix Office 365 errors?
When you install Office 2016, all the applications that came with your particular Office product are installed at the same time. 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.
How do I deploy Office to multiple computers in my organization?
You then deploy Office by using the software deployment method you typically use. To help you set up your organization, see Set up Office 365 for business – Admin Help. For more information, see Deactivate Office 365 if you see a "limit reached" error. If the Install button is grayed out, your Office 365 subscription might have expired.
See Office is taking long to install or Office hangs at 90% for possible solutions. If you're a student or teacher and don't see an option to install Office, you may be eligible for Office 365 Education, which includes Word, Excel, PowerPoint, and OneNote. All you need to get started is a valid school email address. If you're looking for the steps to download and install the latest version of Office, see Install Office on your PC or Mac.