Complex sentence: Gold is very soft, so this coating tends to wear off over time, especially if the faceplate is repeatedly removed and replaced, often resulting in the faceplate sometimes losing connection and dimming, if not going outright dead.
Split into simpler sentences: Gold is very soft, so this coating tends to wear off over time, especially if the faceplate is repeatedly removed and replaced. This can result in the faceplate sometimes losing connection and dimming, if not going outright dead.