Install Arma3

From the command-line do the following. Ensuring you have also installed the required dependencies.

1. Create a user and login.

adduser arma3server

For security best practice, ensure you set a strong password. Random password: Dg2MzQ3NDEwM

su - arma3server

2. Download linuxgsm.sh.

curl -Lo linuxgsm.sh https://linuxgsm.sh && chmod +x linuxgsm.sh && bash linuxgsm.sh arma3server

3. Add Steam login details.

You will need to enter a Steam username and password to download dedicated server.

It is recommended that you create a new Steam username just for the server.

nano lgsm/config-lgsm/arma3server/common.cfg

steamuser="username"
steampass='password'

4. Run the installer following the on-screen instructions.

./arma3server install