I was installing horizon and it sayed “Setup.msi” is mising
i disabled AVG anti-viras but still nothing
so i need help
Looks like .NET Framework 3.5 isn’t properly installed, and/or configured on your system, IMO.
Grab .NET from Microsoft’s site:
https://www.microsoft.com/en-us/download/details.aspx?displaylang=en&id=21
Try to restart Horizon, and run it as an Administrator/ADMIN.
Edit: You there ??