Preparing your environment

Appeon Installer relies on the following operating system and software to run:

  • Windows 10, 8.1, or 7 SP1 KB3033929

  • Universal C Runtime (CRT)

    Universal CRT must be installed before you can install Microsoft .NET Framework 4.6.1 SDK. In Windows 10, UCRT is installed by default; in Windows 8.1 and 7, if the installer detects that UCRT is not installed, it will provide the package list according to your platform, and you must download and install the package in the order listed.

  • Microsoft .NET Framework 4.6.1 SDK or later

    It can be downloaded from