Commands for installing PostgreSQL 9 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 PostgreSQL.PostgreSQL.9 -e --silent --accept-package-agreements --accept-source-agreementswinget upgrade --id PostgreSQL.PostgreSQL.9 -e --silentwinget uninstall --id PostgreSQL.PostgreSQL.9 -e --silentBy installer
64-bit · EXE · All users
Silent install
postgresql-9.6.24-1-windows-x64.exe --mode unattended --unattendedmodeui none- Uninstall registry key
- HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\PostgreSQL 9
32-bit · EXE · All users
Silent install
postgresql-9.6.24-1-windows.exe --mode unattended --unattendedmodeui none- Uninstall registry key
- HKLM\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Uninstall\PostgreSQL 9
PowerShell: download, verify, install
Downloads the official file, checks its SHA256 and installs it silently.
install-postgresql-9.ps1
$url = 'https://get.enterprisedb.com/postgresql/postgresql-9.6.24-1-windows-x64.exe'
$sha256 = '45318653155EACF1320367B06B13328222464ECF409BD68906952B4ABE73817A'
$file = Join-Path $env:TEMP 'postgresql-9.6.24-1-windows-x64.exe'
Invoke-WebRequest -Uri $url -OutFile $file -UseBasicParsing
if ((Get-FileHash $file -Algorithm SHA256).Hash -ne $sha256) { throw 'SHA256 mismatch' }
Start-Process -FilePath $file -ArgumentList '--mode unattended --unattendedmodeui none' -Wait install-postgresql-9.ps1
$url = 'https://get.enterprisedb.com/postgresql/postgresql-9.6.24-1-windows.exe'
$sha256 = 'A8C77E99A336D701D4ACB565AE32F82876B092C521142A3CF5BC7C81027CE9D4'
$file = Join-Path $env:TEMP 'postgresql-9.6.24-1-windows.exe'
Invoke-WebRequest -Uri $url -OutFile $file -UseBasicParsing
if ((Get-FileHash $file -Algorithm SHA256).Hash -ne $sha256) { throw 'SHA256 mismatch' }
Start-Process -FilePath $file -ArgumentList '--mode unattended --unattendedmodeui none' -Wait 
