Commands for installing step-agent without prompts, removing it again and detecting it from deployment tools. A command is shown only when it is certain: from the manifest or the installer technology’s documented default.
Related guide: Silent install switches: MSI, NSIS, Inno Setup · Uninstall a program with the registry or PowerShell
With winget
PowerShell
winget install --id Smallstep.step-agent -e --silent --accept-package-agreements --accept-source-agreementswinget upgrade --id Smallstep.step-agent -e --silentwinget uninstall --id Smallstep.step-agent -e --silentBy installer
64-bit · MSI · en-US
Silent install
msiexec /i step-agent_amd64.msi /qn /norestartWrite a log
msiexec /i step-agent_amd64.msi /qn /norestart /l*v "%TEMP%\step-agent-install.log"ARM64 · MSI · en-US
Silent install
msiexec /i step-agent_arm64.msi /qn /norestartWrite a log
msiexec /i step-agent_arm64.msi /qn /norestart /l*v "%TEMP%\step-agent-install.log"PowerShell: download, verify, install
Downloads the official file, checks its SHA256 and installs it silently.
install-step-agent.ps1
$url = 'https://github.com/smallstep/step-agent/releases/download/v0.71.0/step-agent_amd64.msi'
$sha256 = '6C8696124DEE69FD264BA4DAFB996CEF63FD5B9F05A169600A78E3BB6951BB99'
$file = Join-Path $env:TEMP 'step-agent_amd64.msi'
Invoke-WebRequest -Uri $url -OutFile $file -UseBasicParsing
if ((Get-FileHash $file -Algorithm SHA256).Hash -ne $sha256) { throw 'SHA256 mismatch' }
Start-Process msiexec.exe -ArgumentList '/i', ('"{0}"' -f $file), '/qn', '/norestart' -Wait install-step-agent.ps1
$url = 'https://github.com/smallstep/step-agent/releases/download/v0.71.0/step-agent_arm64.msi'
$sha256 = 'A1F36DFD4919147CDFD45B5FBFDA21CA2D1CC2B9A4989E92A6681CA0C54D44B6'
$file = Join-Path $env:TEMP 'step-agent_arm64.msi'
Invoke-WebRequest -Uri $url -OutFile $file -UseBasicParsing
if ((Get-FileHash $file -Algorithm SHA256).Hash -ne $sha256) { throw 'SHA256 mismatch' }
Start-Process msiexec.exe -ArgumentList '/i', ('"{0}"' -f $file), '/qn', '/norestart' -Wait 