We are change the model in v4.0, which is currently a Technical Preview. Once this v4.0 work is completed, it will allow enablement the Shared project. As such, the shared project will have its own set of XLF files, eliminating the duplication of the XLF files.
An error occurred while saving the commentAdam Krantz commented
Is there any more information available for how use MAT 4.0 with a UWP project with a shared project?