The correct IP tools to use for AVYCON NDAA Series IP cameras are as follow:
Windows: IP Device Tool v1.0.1.55 [AVC-Nx / AVC-NLx / AVC-NSx]
macOS: macOS IP Device Tool v1.0.1.81 [AVC-Nx / AVC-NLx / AVC-NSx]
These tools can be found on the following download page: