FileOpen Client is a free plug‑in for Adobe Acrobat and Reader that lets users open PDF files encrypted by FileOpen rights‑management software.
Publisher’s description
What is FileOpen Client?
FileOpen Client is a proprietary program for Windows from FileOpen Systems Inc..
Installation and requirements
Official installers exist for 64-bit as MSI. Installation asks for administrator rights. The installer supports unattended (silent) installation. An MSI package is available for deployment with Group Policy, Intune or Configuration Manager.
Updates and version history
The current version is 3.0.197.1016, released on March 19, 2026. 2 versions are listed since July 18, 2025, each with links to its own installer files.
Pros / Cons
Pros
- MSI package for managed deployment
- Documented silent install
Cons
- Proprietary licence: check the terms and price
- No native ARM64 build
- Installation needs administrator rights
In short: FileOpen Client is a Windows tool for 64-bit PCs. Administrators can deploy it unattended.
Is FileOpen Client safe to download?
- The file is served by plugin.fileopen.com, the publisher’s own domain
- The download link uses HTTPS
- A SHA256 hash is published, so you can verify the file:
FE9D56B346FEE10FCF1055FD71B9D47D5D44715F8EFB7F0BADA478D644B43EE5· Open the VirusTotal report for this hash - The link has not been checked yet
- ExeAtlas does not host, wrap or modify installers
Related guide: How to check a file’s SHA256 hash on Windows
Recent versions
All 2 versions ›| Version | Date | Size | Files |
|---|---|---|---|
| 3.0.197.1016Latest | March 19, 2026 | — | 64-bit MSI |
| 3.0.196.1016 | July 18, 2025 | — | 64-bit MSI |
Install from the command line
Silent install ›winget install --id FileOpen.Client -emsiexec /i FileOpenInstaller64.msi /qn /norestartmsiexec /x {B46DA17C-8E4D-4FD5-A3D6-1E25C7A18916} /qn /norestartRelated guide: How to use winget: install and update apps
Information
- Publisher
- FileOpen Systems Inc.
- Licence
- Proprietary
- Price
- See the publisher’s site
- Requires
- Windows 11 / 10
- Architecture
- 64-bit
- Installer
- MSI
- Version
- 3.0.197.1016
- Released
- March 19, 2026
- Added to the catalogue
- August 25, 2025
- Versions listed
- 2
- Website
- plugin.fileopen.com
- winget ID
- FileOpen.Client
- MSI product code
- {B46DA17C-8E4D-4FD5-A3D6-1E25C7A18916}
Ratings and reviews
No reviews yet. Be the first to rate it.
Frequently asked questions
Is FileOpen Client free?
FileOpen Client is proprietary (closed-source) software (licence: Proprietary). Whether it costs money depends on the edition: check the publisher’s site for prices and free tiers.
Is FileOpen Client safe to download?
The download comes from plugin.fileopen.com, which belongs to the publisher; ExeAtlas does not host or change the file. Compare its SHA256 hash with the one shown here, or open the VirusTotal report for that hash.
How do I install FileOpen Client with winget?
Open PowerShell or Windows Terminal and run the winget command shown on this page. winget downloads the official installer and checks its SHA256 hash before running it.
Can FileOpen Client be installed silently?
Yes. The silent install page lists the exact command for each installer, including msiexec for the MSI package.
Does FileOpen Client run on ARM (Windows on Arm)?
There is no ARM64 build; Windows 11 on Arm can run the 64-bit version through emulation.
Where can I download an older version of FileOpen Client?
The versions page lists all 2 versions with links to their official installer files, back to July 18, 2025.