### Before Reporting - [X] I have checked FAQ, and there is no solution to my issue - [X] I have searched the existing issues, and there is no existing issue for my issue ### What happened? 1. Select "Chinese" option for "Feature -> Chat -> Reply in language" 2. The chat window always replay in English ### How to reproduce the bug. It just happened! ### Relevant log output _No response_ ### macOS version 15.1.1 ### Xcode version 16.1 ### Copilot for Xcode version 0.35.2