Commands for installing ClassIn 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 EEO.ClassIn -e --silent --accept-package-agreements --accept-source-agreementswinget upgrade --id EEO.ClassIn -e --silentwinget uninstall --id EEO.ClassIn -e --silentBy installer
64-bit · EXE (NSIS) · All users
Silent install
classin_win_install_6.0.9.1891_x64.exe /SILENTCustom folder
classin_win_install_6.0.9.1891_x64.exe /SILENT /D=C:\Apps\classin- Uninstall registry key
- HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\ClassIn
PowerShell: download, verify, install
Downloads the official file, checks its SHA256 and installs it silently.
install-classin.ps1
$url = 'https://download.eeo.cn/client/classin_win_install_6.0.9.1891_x64.exe'
$sha256 = 'D3EBAAAFE293B1786E49746A2F8E48F35A26E4EBAA62DCDA78387DB480E7F815'
$file = Join-Path $env:TEMP 'classin_win_install_6.0.9.1891_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 '/SILENT' -Wait 
