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Note
Office 365 ProPlus is being renamed to Microsoft 365 Apps for enterprise. For more information about this change, read this blog post.
Free 2-day shipping on qualified orders over $35. Buy Microsoft Office 365 Personal 12-month Subscription, 1 person, PC/Mac Download at Walmart.com. For Office for Mac, you can have up to 25 licenses associated with the same Microsoft account: only one license for an Office 365 subscription and multiple one-time-use installs of Office for Mac Home and Student or Home and Business. Microsoft Office for Mac should now start installing. Once completed, click Close to exit the Installation Wizard. Once you attempt to launch any of the Microsoft Office Applications, you will be prompted to activate the software. From the Activation Wizard screen, choose Sign in to an existing Office 365 subscription when prompted: 12.
How To Activate Microsoft Office 365
Symptoms
When you try to activate or sign in to any of the Microsoft Office 2016 applications after you install the version 15.33 update, you receive a blank authentication screen. Additionally, you may see any of the following symptoms.
Symptom 1
The following issues occur in the Unified Logging Service (ULS) log:
- The server has redirected to a non-https URL.
- Errors occur in Azure Active Directory Authentication Library (ADAL) authentication.
To locate the ULS log, open Finder and browse to the following path:
Note <Application> represents the name of the application that you are troubleshooting.
Symptom 2
You notice that in an HTTP trace, the server response includes multiple WWW-Authenticate headers, such as the following:
Cause
The symptoms occur for the following corresponding reasons:
Cause for symptom 1
Microsoft Office 365 Can't Activate Mac Os 10.11 Update
Starting from Office 2016 for Mac version 15.33, unsecured endpoint traffic is blocked in authentication flows.
Cause for symptom 2
Starting from Office 2016 for Mac version 15.33, the authentication method no longer selects NTLM authentication when multiple WWW-Authenticate headers are present in the response. The issue occurs when the selected authentication method is unsuccessful.
Resolution
Resolution for symptom 1
Configure all authentication endpoints to use the Secure Sockets Layer (SSL) protocol.
Resolution for symptom 2
Install the September 2017 update for Office 2016 for Mac version 15.38.
More Information
Microsoft Office 365 Can't Activate Mac Os 10.11 Os 10 11 Free
More information for symptom 1
Can't Activate Outlook 365
The resolution applies when you use Microsoft Active Directory Federation Services or non-Microsoft federation solutions.