Dropped tablet, screen has colorful lines but didn't cracked. How to?

Question

Samsung Galaxy Tab 3 7.0

The third generation of the Samsung Galaxy tablet with a 7-in. screen announced on June 24, 2013. Repair of this device requires screwdrivers and prying tools. The device is available in white or gold brown with 8, 16, or 32 GB of storage, and includes a microSD slot that can hold up to an additional 64 GB of memory.

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crwdns2931729:0crwdne2931729:0: Dzi 10, 2015

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Dropped tablet, screen has colorful lines but didn't cracked. How to?

After being accidentally dropped, my tablet have some colorful lines on the screen but still working properly (just can't see what behind the lines is). I already factory reset it but didn't work. Can I still fix it?

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