SteamCMD Windows Download

Download and Unzip File:

wget "https://steamcdn-a.akamaihd.net/client/installer/steamcmd.zip" -outfile "D:\steamcmd.zip"
Expand-Archive "D:\steamcmd.zip" -DestinationPath "D:\steamcmd"
Remove-Item "D:\steamcmd.zip"

Run SteamCMD

D:\steamcmd\steamcmd.exe

Define installation path

force_install_dir "D:\steamcmd-games\astroneer"

Download and validate astroneer with the following script:

update_astroneer.bat

D:\steamcmd\steamcmd.exe +login anonymous +force_install_dir "D:\steamcmd-games\astroneer" +app_update 728470 +validate +quit
pause