This mod is not known to work with the latest version of Kerbal Space Program 2. Proceed with caution.
Drop into the BepInEx/plugins.
Inside plugin folder you will find "Settings.json", in which there are two fields - "MouseClickHotkey" (required to be held to open parts manager with mouse click) and "ToggleHotkey" (toggles Parts Manager on and off).
Names of the keys: https://docs.unity3d.com/ScriptReference/KeyCode.html, and don't forget the double-quotes!
Raw stats are from the beginning of time until now. Each follower and download entry represents one hour of data. Uneventful hours are omitted.