I'm referring to FTA >Samsung did guarantee support for at least three “generations” of Android OS updates in 2020 The 4/5 year support is for security update

I'm referring to FTA >Samsung did guarantee support for at least three “generations” of Android OS updates in 2020 The 4/5 year support is for security updates. I will correct that some samsungs are now receiving 5 years of security updates, I didn't realize that.