Display as character broken on a single byte string

<img width="431" height="51" alt="Image" src="https://github.com/user-attachments/assets/daf2ef14-03af-46e4-a73a-9a78bcd6e782" />

After I press R, it becomes this:

<img width="620" height="82" alt="Image" src="https://github.com/user-attachments/assets/222ad2e9-62e0-4a56-876d-bb61d6aef5fc" />