There isn't that much difference between .NET Core 1 and .NET 7. Most changes are additive and opt-in. All of your learning still applies. The upgrade process

There isn't that much difference between .NET Core 1 and .NET 7. Most changes are additive and opt-in. All of your learning still applies. The upgrade process is usually: 1) change version, 2) fix compiler errors (if any), 3) run tests.