Download Page: https://golang.org.dl
.msi is Windows's new install package file just double click it to install.
Variable GO111MODULE's value should be set to "on" to enable module control tools(
go mod tools).
Variable GOBIN's value should be set to "$go/bin" where the "$go" is the directory where you installed Golang.
So that the Windows system can find the
go tools in "$go/bin" when you perform them in cmd.
Variable GOPATH's value should be a path, which will be used to save the modules installed from the remote repository.