Andrew Hunter replied to the topic Steps to create 1D/3D LUTs and upload to LG OLED TV? in the forum Help and Support 1 week, 4 days ago
You seem to be uploading both the .cal file and selecting “Apply Calibration” in lut generation. That would be a double application of the calibration lut.
Try deselecting “Apply Calibration (VGCT)” in your lut creation and verify again.
Disclaimer: I don’t own an LG OLED and haven’t tried this method.