The modern Nokia 6300 4G comes with Facebook pre-installed as part of its KaiOS suite . If you don't see it or accidentally deleted it, you can redownload it easily:
This mobile web version is optimized for low-data devices and does not require a separate app download. Comparison Table: Facebook on Nokia 6300 Models download facebook for nokia 6300
Official support for S40 Facebook apps ended several years ago. While some third-party sites still host .jar (Java) files for Facebook, these often fail to connect because of updated security protocols. Recommended Workaround: Mobile Browser The modern Nokia 6300 4G comes with Facebook