I restarted my tab 3 by pressing menu button + volume down button. Then the tab 3 restarted successfully. After that I uninstalled "Clean Master" and then the black screen problem solve in my case.
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I restarted my tab 3 by pressing menu button + volume down button. Then the tab 3 restarted successfully. After that I uninstalled "Clean Master" and then the black screen problem solved in my case.
I restarted my tab 3 by pressing menu button + volume down button. Then the tab 3 restarted successfully. After that I uninstalled "Clean Master" and then the black screen problem solve in my case.