I followed the step provided here : EM7305 Windows 10 - #3 by radupontg3
and i finally got my sierra wireless card on COM9 ! 
Still get nothing to read tho neither on putty or my navigation software ‘opencpn’ 
I followed the step provided here : EM7305 Windows 10 - #3 by radupontg3
and i finally got my sierra wireless card on COM9 ! 
Still get nothing to read tho neither on putty or my navigation software ‘opencpn’ 