Update README.md

README.md

@@ -160,11 +160,14 @@ For images and audio, simply drag your files into the command line. Remember to
 
 [![Website](https://img.shields.io/badge/Website-nexa.ai-0A84FF)](https://nexa.ai)
 
-- **Issues / Feedback:** Use the **HF Discussions** tab or submit an issue in our discord or nexa-sdk github.
+- **Issues / Feedback:** Use the **HF Discussions** tab or submit an issue in our discord or nexa-sdk github. 
 - **Roadmap & updates:** Follow us on X and Discord.
 
 > If you want to see more **NPU-first, multimodal** releases on HF, please give our model a like ❤️.
 
+## Limitation
+The current model is mainly optimized for English. We will optimize other language as the next step. 
+
 ---
 
 ## **Citation**