My tab just came back from the service center and the situation didnt improve and in fact, has worsen. Thescreen will always flicker, and after it is back fr the service center, it got worse and flicker even more. Even as the simple use of polaris, the left side of the screen will flicker in the edit mode. My download bar also keeps flickeringand now, even theback arrow will flicker in apps as well. i wonder if anyone has the same issue and i need advice and help please!!. thanks!