If the Steam menu doesn't work or you are using a DRM-free version, you can force English in the configuration files:
: The Resident Evil 5 Quality of Life Fixes addresses specific text bugs, such as fixing misplaced inventory names and correcting tutorial text that sometimes defaults to other languages (like Russian). Resident Evil 5 English Language Patch Download
Guide :: Resident Evil 5 Quality of Life Fixes - Steam Community If the Steam menu doesn't work or you