Turn off the device. Press and hold the following three buttons at the same time: Volume Up key, Home key, and Power key. When the phone vibrates, release the Power key but continue to press and How to enable SAMSUNG Galaxy C9 Pro to download apps from other sources than Google Play; How to open Developer Options in SAMSUNG Galaxy C9 Pro ; Google Play Errors in SAMSUNG Galaxy C9 Pro; How to take a screenshot on SAMSUNG Galaxy C9 Pro? Fix "The application has stopped" in SAMSUNG Galaxy C9 Pro ; 7 steps for configuration new SAMSUNG This is my second LG OLED, I purchased last year's 65" C9, and needed a larger TV. When wanting a larger OLED, there only 2 choices, LG or Sony in the 77" OLED size. After much research and deliberation, I chose to go with what I knew. This year's LG CX is basically the same as the C9, except with a little more bells and whistles. Turn off the device. Press and hold the Volume Up key and the Bixby key, then press and hold the Power key. When the Android logo displays, release all three keys. An ‘Installing system update .

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