Commands for installing Open WebUI 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 OpenWebUI.OpenWebUI -e --silent --accept-package-agreements --accept-source-agreementswinget upgrade --id OpenWebUI.OpenWebUI -e --silentwinget uninstall --id OpenWebUI.OpenWebUI -e --silentBy installer
64-bit · EXE (NSIS) · Current user
Silent install
open-webui-x64-setup.exe /SCustom folder
open-webui-x64-setup.exe /S /D=C:\Apps\open-webui- Uninstall registry key
- HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\9ff447fd-c978-5e9a-bd5b-350e7a68afc0
ARM64 · EXE (NSIS) · Current user
Silent install
open-webui-arm64-setup.exe /SCustom folder
open-webui-arm64-setup.exe /S /D=C:\Apps\open-webui- Uninstall registry key
- HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\9ff447fd-c978-5e9a-bd5b-350e7a68afc0
PowerShell: download, verify, install
Downloads the official file, checks its SHA256 and installs it silently.
install-open-webui.ps1
$url = 'https://github.com/open-webui/desktop/releases/download/v0.1.4/open-webui-x64-setup.exe'
$sha256 = 'A5BFE726D1EB84DE87E3D093D8E3DB6BCCC385545A07B755C9AC4EFA28131E5C'
$file = Join-Path $env:TEMP 'open-webui-x64-setup.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 '/S' -Wait install-open-webui.ps1
$url = 'https://github.com/open-webui/desktop/releases/download/v0.1.4/open-webui-arm64-setup.exe'
$sha256 = 'EF2E716BBF2043E214E5F1B5E1EAEF0B3BCA3647271434C92CE7092D3C792D94'
$file = Join-Path $env:TEMP 'open-webui-arm64-setup.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 '/S' -Wait 
