On newer Windows Operating Systems, such as Windows 10 and Windows 11, you may encounter the dreaded “Operating System Not Supported (Windows XP, Windows Server 2003, Windows Vista, or Windows 7” error message while trying to install NetSpeedMonitor.
If you see the error above, do not worry. It just means that Windows needs to run the installer with special flags to allow the install. You can set these flags by following the tutorial below.
How to Fix NetSpeedMonitor Operating System Not Supported Error
Right click the file “NetSpeedMonitor.org_18.104.22.168.msi“
Navigate to the Compatibility tab
Select ‘“Run the program in compatibility mode for:”
Press “OK” and we are all done!
Launch “NetSpeedMonitor_Install.msi‘“ again, and the installation should now begin!
What Is Windows Compatibility Options?
Windows Compatibility Options provides compatibility fixes for a variety of programs that were created for older versions of Windows.
When you install a program on Windows 10, it may not work properly because new features and drivers may break the installation.
Click here for the full tutorial on how to download and install NetSpeedMonitor for Windows