Forced automatic updates are a dealbreaker for me as I need an OS to run on a slow satellite connection on a ship with 35 people. I need total control over upda

Forced automatic updates are a dealbreaker for me as I need an OS to run on a slow satellite connection on a ship with 35 people. I need total control over updates. I guess Ubuntu is designed for an idealised sort of user that does not need total control, and that's OK, no Ubuntu for me