How to Migrate from .NET Framework to .NET 6/7

The migration is never easy and requires careful planning.

Alex Maher
4 min readDec 12, 2023

Hey! Planning to upgrade your .NET Framework project to .NET 6 or 7?

In this article I’ll discuss whether you should, the pros and cons of doing so and all other details that you need to pay attention to.

Let’s dive into it.

Before You Start

Look at your project and figure out a couple of things.

Is it a simple app or something more complex like an ASP.NET Core? Simpler ones are easier to migrate.

Dependency Review: Double-check all third-party libraries and tools you’re using. Are they compatible with .NET 6/7?

Pros of Migrating to .NET 6/7

  1. Cross-Platform Support: Unlike .NET Framework, .NET 6/7 allows you to develop applications that run seamlessly across Windows, Linux, and macOS.
  2. Performance Improvements: Expect better performance, thanks to optimizations in .NET 6/7.
  3. Modern Features and Tools: Enjoy the latest features, including improved support for cloud, AI, and containerization.
  4. Long-Term Support: .NET 6, as an LTS (Long-Term Support) release, ensures…

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Alex Maher

.NET C# dev with 10+ yrs exp, self-taught & passionate web developer. Sharing tips & experiences in C# and web dev.