How do I clean junk files off of my device?

Question

I was told by the Verizon store employee not to install a clean junk app because this phone has one. How do I use it?

Verizon_Support · Accepted Answer

Krimsnroze, keeping your phone safe certainly is important. One great way that we do this is with the Verizon Support and protection. Learn all about it http://spr.ly/6588BPYlk. 
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