You work for a bank, a manufacturing firm, or a government agency that still runs a mission-critical application built on .NET 4.0, using third-party controls (like Telerik or DevExpress 2010 versions) that only compile correctly in VS2010 Ultimate. Upgrading would cost millions, so you need an installer.

Would you like to know more about Visual Studio 2010 Ultimate or explore alternatives?

: Visual Studio 2010 Ultimate allows developers to target multiple .NET Framework versions, ensuring compatibility across different Windows environments.

You believe that because the software is old and unsupported, it must now be “abandonware” and free. Microsoft has never officially released VS2010 Ultimate as free software.