To remove all key bindings quickly
Edit the file Standard.xml in %appdata%/Lockheed Martin/Prepar3D v3/Controls and remove all entries, except at least one, between
<SimControls.Map>
<Name>KEYBOARD_MAIN.Native</Name>
and
</SimControls.Map>
like so
<SimControls.Map>
<Name>KEYBOARD_MAIN.Native</Name>
<Entry>
<Key>CTRL+SHIFT+Z</Key>
<Down>ALTITUDE_BUG_SELECT</Down>
</Entry>
</SimControls.Map>
Do the same for
<SimControls.Map>
<Name>KEYBOARD_MAIN</Name>
<Entry>
<Key>P</Key>
<Down>PAUSE_TOGGLE</Down>
</Entry>
<Entry>
<Key>SHIFT+Z</Key>
<Down>READOUTS_FLIGHT</Down>
</Entry>
<Entry>
<Key>Esc</Key>
<Down>USER_INTERRUPT</Down>
</Entry>
</SimControls.Map>
To make aircraft panels remain open after a view change
Add type=special to panel.cfg entry
To remove unwanted aircraft variants
Remove all [fltsim.x] sections as required from aircraft.cfg. Renumber all remaing sections so they start from 0.
Install the following SimConnect for TrackIR to work correctly
"D:\P3Dv3\redist\Interface\FSX-SP2-XPACK\retail\lib\SimConnect.msi"
To change the (virtual cockpit) default zoom level
in %localappdata%\Lockheed Martin\Prepar3D v4\Prepar3D_Default.fxml
in entry <Section Name="Camera.1.2"> (<Property Name="Title" Value="Virtual Cockpit" />)
change
<Property Name="Zoom" Value="0.3" />
as required