1) Several Accessdata applications require "Microsoft .NET Framework 3.5," however .NET Framework 3.5 does not have an installer for Windows 8.x, Windows 10, or Windows Server 2012R2.
2) Error thrown during attempts to install the Nativeviewer (Alternate viewer) on an AD Ediscovery/Summation Pro client workstation:
"Dot Net Framework not installed."
Follow steps from Microsoft to enable .NET Framework. Original content can be referenced here.
.NET Framework 3.5 is not automatically enabled on Windows 8.x, Windows 10, or Windows Server 2012R2.
AD Ediscovery, Summation Pro, FTK, AD Lab, AD Enterprise