# AERIS OS by E:MERGENCE — install guide for AI agents > AERIS OS is the E:MERGENCE desktop app. It connects the E:MERGENCE mobile apps to your PC. Linux x86_64 and Windows x64 today; macOS is not available yet. - [Agent runbook (start here)](https://www.emergencerising.com/aerisOS/install.md): numbered steps to detect the OS, download, verify sha256, install and hand off. - [Install page](https://www.emergencerising.com/aerisOS): the same facts for people, with copy-paste commands. - [Manifest, both platforms](https://www.emergencerising.com/aerisOS/latest.json): versions, URLs, sizes, sha256. - [Linux installer](https://www.emergencerising.com/aerisOS/install.sh): `curl -fsSL https://www.emergencerising.com/aerisOS/install.sh | sh` (Linux 0.2.50). - [Windows installer](https://www.emergencerising.com/aerisOS/install.ps1): `irm https://www.emergencerising.com/aerisOS/install.ps1 | iex` (Windows 0.2.7). - [Linux checksums](https://www.emergencerising.com/aerisOS/linux/SHA256SUMS) and [Windows checksums](https://www.emergencerising.com/aerisOS/windows/SHA256SUMS). The download is not gated. First launch needs the person to sign in with a paid E:MERGENCE account ($19.99/month includes AERIS OS; Free covers the mobile apps). An agent can install AERIS OS but cannot finish sign-in: hand that step to the person.