Commands for installing Seq 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 Datalust.Seq -e --silent --accept-package-agreements --accept-source-agreementswinget upgrade --id Datalust.Seq -e --silentwinget uninstall --id Datalust.Seq -e --silentBy installer
64-bit · MSI · All users
Silent install
msiexec /i Seq-2026.1.17473.msi /qn /norestartWrite a log
msiexec /i Seq-2026.1.17473.msi /qn /norestart /l*v "%TEMP%\seq-install.log"Uninstall
msiexec /x {8D3E2119-BBB7-4AF0-B065-5A335D04E6BE} /qn /norestart- MSI product code
- {8D3E2119-BBB7-4AF0-B065-5A335D04E6BE}
- Uninstall registry key
- HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\{8D3E2119-BBB7-4AF0-B065-5A335D04E6BE}
- UpgradeCode
- {8654D5F2-22DC-4BBC-8D63-F83AF99B73D0}
PowerShell: download, verify, install
Downloads the official file, checks its SHA256 and installs it silently.
install-seq.ps1
$url = 'https://dl.datalust.co/2026.1.17473/win-x64/Seq-2026.1.17473.msi'
$sha256 = '60FBCBC4A3804451E9EB60326DFF5B938ACD7768A4028A80756744939A4B25DD'
$file = Join-Path $env:TEMP 'Seq-2026.1.17473.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 
