Fsuipc Msfs 2024 Free To Play. This apparently affects simconnect and aircraft like the fenix and pmdg 737 and others. I can also confirm navigraph simlink works as well as navigraph.
For those not familiar with fsuipc, in addition to the what i mentioned in my opening post above regarding conveniently entering frequencies, courses, headings, ap. I can also confirm navigraph simlink works as well as navigraph.