Software change management (SCM) is a critical practice in software development that provides a structured framework for tracking, testing, and deploying changes safely, thereby minimizing risks such as security vulnerabilities and production failures. It is especially vital in industries with strict regulations or critical infrastructure, as even minor updates can lead to significant consequences. SCM enhances visibility and control over changes, facilitating smoother collaboration among development, operations, and security teams, and enabling faster, more reliable software releases. While developers might be familiar with tools like GitHub for managing changes, SCM extends beyond this by ensuring every update is reviewed, tested, and approved considering security, stability, and cross-team impacts. It is a part of broader IT change management but focuses specifically on code-level modifications and application updates. SCM involves structured processes for requesting, assessing risks, testing, and deploying changes, often integrating with tools and models like ITIL, Agile, and DevOps to balance speed and stability. It helps prevent issues by enforcing testing, staged rollouts, and rollback mechanisms, ensuring users receive stable updates without disruptions. In the face of challenges such as resistance to change and tracking gaps, SCM leverages automation and integrated tools to improve efficiency and reduce deployment conflicts. Overall, a solid SCM process leads to fewer disruptions, faster deployments, and helps organizations handle changes securely and effectively.