Run reg query "HKLM\SOFTWARE\Microsoft\NET Framework Setup\NDP\v4\full" /v release in Command Prompt. If the value is 528040 or higher, you already have 4.7.2.
Improved diagnostic capabilities to trace data binding failures across multiple application domains. Microsoft Net Framework 4.7 2 Full Package
Deploy the framework on isolated machines, secure servers, or environments with restricted internet access. Microsoft Net Framework 4.7 2 Full Package
Before deploying the .NET Framework 4.7.2 full package, verify that your target systems run a supported OS. Client Operating Systems Windows 10 (Version 1607, 1703, 1709, and 1803) Windows 8.1 Windows 7 Service Pack 1 (SP1) Server Operating Systems Windows Server 2016 Windows Server 2012 R2 Windows Server 2012 Windows Server 2008 R2 SP1 Microsoft Net Framework 4.7 2 Full Package