What does mvn install in maven exactly do

Question

I just started using Maven and I was told to do mvn install in a specific directory.

What does mvn install do, exactly?

I think i

Answer 1

It will run all goals of all configured plugins associated with any phase of the default lifecycle up to the "install" phase:

https://maven.apache.org/guides/introduction/introduction-to-the-lifecycle.html#Lifecycle_Reference