Modern releases of Barrier (v2.4.0 and higher) have largely transitioned to 64-bit architectures and newer Windows APIs. For a Windows 7 32-bit (x86) machine, you typically need to look at older, more compatible builds.
The most reliable source for these files is the official Barrier GitHub repository under the "Releases" section. You should look specifically for installers labeled with "x86" or "i386." Version 2.3.3 is often cited by the community as one of the most stable releases for legacy Windows environments. If the latest version fails to launch or gives a "not a valid Win32 application" error, downgrading to a 2.1.x or 2.3.x build usually resolves the issue. System Requirements and Prerequisites barrier download for windows 7 32 bit
Run the Setup: Double-click the installer. If prompted by User Account Control (UAC), click "Yes." Modern releases of Barrier (v2