I understand you're looking for help with controller issues in Resident Evil 6 on PC, not an essay. Here’s a direct troubleshooting guide.
Many players face controller detection or input issues with RE6 on PC. Try these steps in order: resident evil 6 pc controller problem
Let me know which controller you’re using (Xbox, PS4, PS5, Switch Pro, generic) for more specific steps. I understand you're looking for help with controller