If you are currently stuck with an fgoptionalmpfilesbin setup, here are three quick steps to optimize it:
dism /online /Get-Features dism /online /Enable-Feature /FeatureName:NetFx3 /All fgoptionalmpfilesbin better
If you found it in a technical document or tutorial, disregard that source as unreliable or malicious. If you are currently stuck with an fgoptionalmpfilesbin
To make something better, we must first define it. The term fgoptionalmpfilesbin likely refers to a compiled or binary storage location ( bin ) for optional assets used in multiplayer (MP) sessions. In FlightGear, when you connect to a multiplayer server, your simulator must download and render aircraft models flown by other users. rather than all supported languages.
These allow you to only download the voiceovers or languages you need, rather than all supported languages.