Luke Ireland developed and documented an installation setup for the Arm Compiler for Linux (ACfL) on Red Hat Enterprise Linux 9 within the madeline-underwood/arm-learning-paths repository. Focusing on system administration and documentation, he provided clear, reproducible steps for installing ACfL using both dnf and yum package managers from the official ARM repository. The work, written in Markdown, guides users through prerequisites and commands, streamlining enterprise Linux deployments and accelerating onboarding for ACfL tooling. While the contribution was limited to a single feature over one month, it addressed a practical need for reliable ACfL setup and improved developer productivity in enterprise environments.