These are from the Yaesu website. To ensure you have the latest version of the file, you should check their site. This page is provided for convenience and to ensure you can find the manual for radios that no longer readily appear on the Yaesu site under Products -> Digital.
FTM-400DR/XDR
FTM-300XDR
FTM-100DR
FT-991A
FT-70DR
FT5DR
FT3DR
FT2DR
FT1DR/XDR