I can provide the exact file checklist or alternative workarounds for your specific setup. Share public link
If you don't trust my pack, you can change your Steam store region to US/UK and force a 22GB "update" (Steam will download the English files). But for slow connections, my pack is the way.
Always back up your original files before replacing them to avoid having to reinstall the entire game. If you'd like, I can help you:
: The game launcher explicitly checks your region code before loading asset bundles. Step-by-Step Language Conversion Guide