How to compile WinAuth

Windows (Visual Studio)

Prerequisites

Visual Studio 2017
Windows 8.1 SDK

Installation

Install Visual Studio 2017. In the installer's component selection "Individual components", make sure to enable "Windows 8.1 SDK". See screenshot.
Git clone or download and extract the codebase.

Building

Before starting, make sure to backup your %AppData%\WinAuth\winauth.xml file or export your authenticators to prevent data loss.
Open the solution file Net4.5\WinAuth.sln or Net3.5\WinAuth-Net3.5.sln in Visual Studio.
Visual Studio > Build > Build Solution.
If successful, the executable location should be bin\Debug\WinAuth.exe in the solution directory.