If you want to build a config that is truly top tier for your specific gamepad (like a DualSense Edge or Xbox Elite), start with a downloaded config and modify these three parameters in the .ini file:

# Add this to the [Profile] section for perfect deadzones
Deadzone = 15
Range = 90

GitHub hosts several open-source repositories dedicated solely to emulator controller configs. Search for Dolphin-Controller-Profiles. These are often updated weekly and include specialized configs for specific games (e.g., Mario Kart Wii drift settings).

Date: October 26, 2023 Subject: Analysis of user requirements, top resources, and configuration methods for Classic Controller profiles in Dolphin Emulator.