Check your Go version with go version and upgrade by installing and downloading the specific version binary.
Run go version to check your current version and go install golang.org/dl/go<version>@latest followed by go<version> download to upgrade.
go version
go install golang.org/dl/go1.23@latest
go1.23 download
Replace 1.23 with your desired version. Run the new binary (e.g., go1.23) to verify the upgrade.
Checking your Go version and upgrading ensures you have the latest Go programming language installed. Think of it like checking your phone's software version and then downloading the latest update from the app store. You need the correct version to ensure your code runs properly and to access new features.