> For the complete documentation index, see [llms.txt](https://docs.monarchlinux.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.monarchlinux.com/system.md).

# System

Maintain software, recover the operating system, and manage Monarch security.

These guides cover the system-level tasks that change installed software or privileged configuration:

* [Software management](/system/software-management.md) — install and remove packages, applications, web apps, and terminal launchers.
* [Updates and recovery](/system/updates-and-recovery.md) — run the complete updater and select a proportionate recovery method.
* [Security](/system/security.md) — review the firewall, authentication, SSH, and privileged-access options.