Inconsistent behavious

<img width="1266" height="45" alt="Image" src="https://github.com/user-attachments/assets/187ef529-a946-49c5-96ba-366226971095" />
can someone please tell me, why I am not able to see the lualine as expected ? Do i not have nerd fornts installed? If that is the case then how I am able to see glyphs for neotree plugin.