Redmi mobile phone card 2 failed to activate SMS location service.

1. Make sure that the mobile phone card is correctly inserted into the phone and activated successfully.

2. Check whether the location service is enabled on the mobile phone, and whether related applications are allowed to obtain location information.

3. Try to restart the phone and activate the SMS location service again. If the problem still exists, it is recommended to contact Red Rice mobile phone customer service or operator for help and support.