automatic upgrades

Introduction: Keeping your Linux system’s packages up to date is generally a recommended practice for security and stability. However, in certain scenarios such as environments that require extensive testing or precise control over when upgrades occur, you might find it necessary to disable automatic updates. This ensures that updates do not interfere with ongoing work, introduce unexpected behaviors, or affect software dependencies unpredictably. Today, we will guide you on how to disable automatic package upgrades for some of the most common package managers in Linux: APT (used by Debian-based distributions), DNF (used by Fedora and its derivatives), and Zypper (used by openSUSE). 1.