Jul 05, 2018 Recently I noticed that my copy of office 2016 won't update. This started the beginning of June. When I open the office account page, it says updates for this product are available. When I click update now, the update box pops up but then it errors out and doesn't work. I also noticed office was acting weird, it was slow to launch. If your computer can't install the full desktop version of Office because it doesn't meet the system requirements, you can try using Office Online in your computer's browser. Install button doesn't install Office If the Install button is grayed out, your Office 365 subscription might have expired. See Renew Office 365 for home. This issue is typically caused by a setting on your computer, which restricts third-party apps and software from being installed. If your computer is running Windows 10 S, by design, you will only be able to install apps from t.

1. Why Won't My Verify Microsoft Office Package For Windows 10 Free Download
2. Why Won't My Verify Microsoft Office Package Price
3. Why Won't My Verify Microsoft Office Package For Students

If you're using Outlook to access your Office 365 email account or another Exchange-based email account, and you're having problems, we want to get you back to sending and receiving email as quickly as possible.

Note

If you're looking for help with Outlook.com, check out Help for Outlook.com. > If you're looking for help with Outlook for Mac, check out Outlook 2016 for Mac Help.

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We can diagnose and fix several common Outlook connectivity issues for you. If our automated tool can't fix your issue, or you'd like to fix it yourself, see the next section.

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Fix software update and profile issues

Out-of-date software and corrupted Outlook profiles are two of the most common issues that can prevent you from sending and receiving email. If you're an admin with multiple users reporting problems, you also should check for service issues with Office 365.

Common Outlook fixes

Note

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

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. 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

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

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

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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:

   • 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:

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

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

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Still need help? Go to Microsoft Community.