I just recently bought my galaxy a06 and I noticed after I updated to the last version that these horizontal lines appeared all across the screen. They're faint pixilated lines that look like a grid and it runs through the whole screen. I need help w...

I just recently bought my galaxy a06 and I noticed after I updated to the last version that these horizontal lines appeared all across the screen. They're faint pixilated lines that look like a grid and it runs through the whole screen. I need help w...