The review of the options that you can use to get activation keys and download the installation files for the products or subscriptions that you have purchased in a Microsoft Volume Licensing channel.
Usually, the activation process works just fine and there are no problems at all. However, sometimes issues happen and we have this article ready for just such situations.
Call the Microsoft Licensing Activation Centers worldwide telephone numbers to activate your software over the phone. In the US, the toll number is (716) 871-2781, and toll-free number is (888) 352-7140. Please check the Microsoft Licensing Activation Centers website for worldwide telephone numbers.
By default, the reseller gets added to the list of Contacts on the licensing agreement and can access all the important stuff, including License Details, List of Products, Product Keys, and Order Confirmations.