FastStone Image Viewer silent install and uninstall

FastStone Image Viewer is a fast, stable, user-friendly image browser, converter and editor.

EXE x86 Updated 11 Nov 2026

Silent install

FSViewerSetup85.exe /S

Download the installer from the direct download link.
Open an elevated Command Prompt: right-click Command Prompt and select Run as administrator.
Change to the folder with the installer, for example cd C:\Temp.
Run the command above. Adjust the file name if you downloaded a different version.

winget install --id FastStone.Viewer --exact --silent --scope machine --accept-package-agreements --accept-source-agreements

winget

winget uninstall --id FastStone.Viewer --exact --silent --accept-source-agreements

Run the command from an elevated Command Prompt.

NSIS installers use /S for a silent install. Switches are case-sensitive, and /D= must come last without quotes.

Switch	What it does
`/S`	Silent install (capital S).
`/D=C:\Path`	Install folder. Must be the last switch, no quotes.
`/allusers`	Per-machine install, supported by many but not all NSIS setups.

Package the installer as a Win32 app (.intunewin) and use these settings:

Install command	`FSViewerSetup85.exe /S`
Uninstall command	Use the uninstaller from the install folder; winget is not available to the SYSTEM account by default.
Install behavior	System