The .NET framework has come a long way since its inception, and as newer versions are releasing quite frequently, it becomes increasingly important to keep up with the latest updates. As technology advances, software applications must keep up with the pace of change to remain relevant and effective. Legacy .NET applications that were developed on older versions of the framework can greatly benefit in terms of performance, enhanced security, and taking advantage of new features and improvements by upgrading to the latest version.
Note: In this article, I mainly focus on .NET console applications and class library projects. For upgrading ASP.NET applications step by step, I will create a separate article.