Connect your device to the JioFiber Wi-Fi network
Open a web browser
Enter the router IP address in the address bar
Log in with the JioFiber admin username and password
Go to the Wi-Fi settings or Wireless settings section
Select the 2.4 GHz or 5 GHz network if needed
Find the Wi-Fi password field
Enter the new password
Save or apply the changes
Reconnect your devices using the new password