Windows Office 365

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Note

Microsoft 365 is a subscription that includes the most collaborative, up-to-date features in one seamless, integrated experience. Microsoft 365 includes the robust Office desktop apps that you’re familiar with, like Word, PowerPoint, and Excel. Microsoft 365 with Office apps Microsoft 365 Introducing Microsoft Viva, the new employee experience platform designed to help people connect, focus, learn, and thrive at work. Need help installing Office? See all Office options.

Office 365 ProPlus is being renamed to Microsoft 365 Apps for enterprise. For more information about this change, read this blog post.

Windows Office 365

Summary

This article discusses how to troubleshoot the activation issues in Microsoft Office from Office 365. Activation fails and you receive one the following error messages:

We are unable to connect right now. Please check your network and try again later.

Sorry, we can't connect to your account. Please try again later.

More information

This issue might be caused by one of several circumstances. Follow these steps to help troubleshoot the issue. After each step, check to see whether the issue is fixed. If not, proceed to the next step.

Step 1. Identify and fix activation issues by using the Support and Recovery Assistant for Office 365

The Support and Recovery Assistant app runs on Windows PCs and can help you identify and fix activation issues with Office 365. Office 365: Use the Support and Recovery Assistant for Office 365

Step 2. Check whether you're behind a proxy server

Are you behind a proxy server? If you're not sure, ask your administrator. If so, you (or your administrator) might have to change the proxy settings for Windows HTTP clients. To do this, follow these steps:

  1. Open a Command Prompt window as an administrator. To do this, click Start, type cmd.exe in the search box, right-click cmd.exe in the list, and then click Run as administrator.
  2. Type the following command, and then press Enter:

Step 3. Check whether you're behind a firewall

Are you behind a firewall? If you're not sure, ask your administrator. If you're behind a firewall, it might have to be configured to enable access to the following:

  • https://officecdn.microsoft.com
  • https://ols.officeapps.live.com/olsc
  • https://activation.sls.microsoft.com
  • https://odc.officeapps.live.com
  • https://crl.microsoft.com/pki/crl/products/MicrosoftProductSecureServer.crl
  • https://crl.microsoft.com/pki/crl/products/MicrosoftRootAuthority.crl
  • https://crl.microsoft.com/pki/crl/products/MicrosoftProductSecureCommunicationsPCA.crl
  • https://www.microsoft.com/pki/crl/products/MicrosoftProductSecureCommunicationsPCA.crl
  • go.microsoft.com
  • office15client.microsoft.com

Each firewall will have a different method for enable access to these URIs. Online driver download for windows. Check your software's documentation for instructions or ask your administrator to do this for you.

For more information about Microsoft 365 Apps for enterprise URLs and IP addresses, see the following Microsoft article: Office 365 URLs and IP address ranges

Step 4. Check whether you have the appropriate license

Windows Office 365 App

  1. Sign in to the Office 365 portal.
  2. Click Settings (), and then click Office 365 settings.
  3. Locate the Assigned licenses area.
  4. If you see The latest desktop version of Office, then you have an Office subscription assigned correctly.
  5. If you don't see The latest desktop version of Office, contact your administrator or see the Office article What Office 365 business product or license do I have?

Step 5. If you previously activated an Office 2013 program on the computer, try to remove the existing product key

Windows Office 365 Student

365

To manually remove existing product keys for an Office 2013 program, follow these steps:

Windows Office 365

  1. Open a Command Prompt window, type one of the following commands, and then press Enter:

    • If you're running 64-bit Windows with 32-bit Office: Ricoh hard disk controller driver download for windows 10.

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    • If you're running 32-bit Windows, or running 64-bit Office with 64-bit Windows:

  2. Examine the output. Look for and locate the last five characters of the installed product key.

  3. Remove all product keys. To remove a product key, type the following command and then press Enter:

Windows Office 365 Login

Here's an example of the output of steps 5a through 5c:

Windows Office 365 Support

For more information, see the following Microsoft Knowledge Base articles:

Windows Office 365 Student

Still need help? Go to Microsoft Community.