Please try this link for your sim update is it can buy new or replacement !https://community.jawwy.sa/t5/Receive-and-Register/What-is-the-validity-of-the-number-SIM-in-Jawwy-from-STC/ta-p/46975
Maybe you not register nafadh app ? If you are not register nafadh try to join this like! Try verifying the SIM card in another device through this link.https://www.jawwy.sa/content/jawwy/ar/self-activation.html