Linux is too powerful for Windows 10 S, so Microsoft just blocked it

The product key is located inside the product packaging, on the receipt or confirmation page for a digital purchase or in a confirmation e-mail that shows you purchased Windows. If you purchased a digital copy from Microsoft Store, you can locate your product key in your Account under Digital Content.

SQL Server is tested and supported on Linux for the previously listed distributions. Other Linux distributions are closely related and might be able to run SQL Server (for example, CentOS is closely related to Red Hat Enterprise Server). But if you choose to install SQL Server on an unsupported operating system, please review the Support policy section of the Technical support policy for Microsoft SQL Server to understand the support implications. Also note that some community-maintained Linux distributions do not have a formal way to receive support if the underlying operating system is the problem.

SQL Server is licensed the same way for both Windows and Linux. In fact, you license SQL Server and then you can choose to use that license on the platform of your choice. For more information, see How to license SQL Server.

Establish a remote connection to log on to the virtual machine, using Secure Shell (SSH). See the instructions on how to connect from Windows or from Linux and Mac. By default, SSH allows a maximum of 10 concurrent connections. You can increase this number by editing the configuration file.

The two new regions of Canada Central and Canada East are not automatically registered for virtual machine creation for existing Azure subscriptions. This registration is done automatically when a virtual machine is deployed through the Azure portal to any other region using Azure Resource Manager. After a virtual machine is deployed to any other Azure region, the new regions should be available for subsequent virtual machines.