SM-T337A 5.1.1 stuck on AT&T logo during boot up, how can I fix this?

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AC Question

SM-T337A 5.1.1 stuck on AT&T logo during boot up

I have a Samsung Galaxy Tab 4 8.0 5.1.1 Lollipop, every time i boot my device, it is always stuck on the AT&T logo, PLEASE HELP