You can source presets from dedicated forums and developer repositories: Official Poweramp Forums Poweramp EQUALIZER App forum is the primary hub where users share custom .pa-eq-preset files and parametric EQ values. PA-CEQ (Community Equalizer)
In Poweramp, go to the Equalizer screen, tap the menu, and select Import . Using Exported Settings Files : Some creators share full .pa-export files. Poweramp Equalizer Presets Download
If you want, I can:
Finding the right presets depends on whether you want a specific "vibe" (like heavy bass) or professional acoustic correction for your specific headphone model. You can source presets from dedicated forums and
Found a perfect curve? Share it back with the community: go to the Equalizer screen