Here is a useful report regarding this specific update cycle.
The text string in your request appears to be truncated (ending in "-E..."), which likely refers to the mode updates or executable file references common in patch notes from this era. Forza Horizon 4 update 1.465.282 - 1.478.564 -E...
Players experienced fewer crashes on PC and console, specifically during loading screens and intensive online sessions. Here is a useful report regarding this specific update cycle