How to Enable 5G network and GNSS service in RM520N-GL module

Which AT commands for enabling 5G network and GNSS service in RM520N-GL module?
Default RM520N-GL module is 4G enabled?
Pls support me regarding

Dear @iotmani
The 5G network is enabled by default. Could you help to confirm if there have 5G network or not?
For GNSS, I have sent the documemt to you via Message, please check.

Thanks for response
i am facing two issues

  1. my module and sim supports 5G and 5G network is available in my location, but in my mobile network settings showing 4G only.
  2. I tried to run GNSS using AT commands (document u shared) but i am getting these error
  • CME Error : 516
    Please help me out solve this error for getting GPS information?
    my module details RM520N-GL
    firmware version: RM520NGLAAR01A06M4G