Check whether you're behind a firewallĪre you behind a firewall? If you're not sure, ask your 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.

Open a Command Prompt window as an administrator.If so, you (or your administrator) might have to change the proxy settings for Windows HTTP clients. Check whether you're behind a proxy serverĪre you behind a proxy server? If you're not sure, ask your administrator. Office 365: Use the Support and Recovery Assistant for Office 365 Step 2.

The Support and Recovery Assistant app runs on Windows PCs and can help you identify and fix activation issues with Office 365. Identify and fix activation issues by using the Support and Recovery Assistant for Office 365 After each step, check to see whether the issue is fixed. Follow these steps to help troubleshoot the issue. This issue might be caused by one of several circumstances. Please check your network and try again later. 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: For more information about this change, read this blog post. Office 365 ProPlus is being renamed to Microsoft 365 Apps for enterprise.