Oct 20, 2021 Part 3 How to Fix black Screen on Samsung Galaxy You can help fixing the black Screen Problem by following the simple steps Step 1 Power off your device to get started for booting. You can do it by holding the Power Key with the Volume down Key together. Step 2 Wait till it vibrates and let it go to get the phone booted once again. Aug 30, 2019 Download, install and launch the Android Toolkit on Windows 10/8/7/XP computer, then click Repair go to its Android system fixing function. Step 2. Connect Samsung Phone to Computer. Connect your black screen Samsung Galaxy phone to the computer with USB cable. Click the Android Repair among the 3 options.