How to improve LoRa communicaion range ?

[ngodoanvan]

Hi,

I created my project which send or receive data through LoRa. This is my result:This is my configuration:

Can I fix in my firmware ? Please support me.

Thanks.

[Imen.D · Accepted solution]

Hello @ngodoanvan ;

Try to improve range by increasing the LoRa Spreading Factor (SF) and dropping the bandwidth.

Imen

[ngodoanvan]

Thank you very much.