TCL 55" Class 4K UHD HDR LED Smart Roku TV - 55S21 | TCL USA
TCL 55R617/55R615 My Best Picture Settings - YouTube
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TCL Roku tv. How to turn gaming mode off and stop it from automatically turning on? It helps with input lag but downgrades the picture and I don't care for that. :
TCL 55R617/55R615 My Best Picture Settings - YouTube