Setting EM7565 TO 4G Only Mode in windows

Hello Team,Please how do I set my PC/Laptop EM7565 to work or operate in 4G only mode? I am using windows 10 64bit.I do not want the card to fall back to 3G or 2G.

you can use AT!SELRAT command to set it.

Please can you show me.I am a bit net to this and I am only good with widows.Please kindly show me at least with some video or pictures.As I said I am using windows 10 pro 64bit

Do you see modem port in device manager

If yes, you can use tera term to open the modem port in order to enter AT command