I have recently come across this challenging question on Stack Overflow. The OP, my friend Touseef, tried to add Chinese translation to his UWP app via a RESW file but unfortunately failed. The system didn’t even recognize the app as supporting Chinese culture and even the built-in texts like Settings in the NavigationView stayed in
Localization is fun when it works, but pain when it does not. I have experienced this pain first hand in the form of cryptic MissingManifestResourceException errors and want to share with you when they can occur and also to have a reminder if I hit this problem again.