使用手機為Xs max
電視為LG 49型,型號為49UJ656T
有更換電腦螢幕與不同hdmi線材,情況相同

已跟客服回報,客服建議等更新檔案

You are much better served by switching to your TV to 'Movie', 'Filmmaker Mode' or something similar, and in fact when we did Apple TV told us that calibration was no longer required as the TV was already accurate enough.