Update README.md

README.md

@@ -29,7 +29,12 @@ Such architecture brings several advantages over uni-encoder GLiNER:
 
 However, it has some drawbacks such as a lack of inter-label interactions that make it hard for the model to disambiguate semantically similar but contextually different entities.
 
-### Usage
+### Installation & Usage
+Install or update the gliner package:
+```bash
+pip install gliner -U
+```
+
 Once you've downloaded the GLiNER library, you can import the GLiNER class. You can then load this model using `GLiNER.from_pretrained` and predict entities with `predict_entities`.
 
 ```python