Soldato
I thought it was before I turned it on , but its the same line that change colour, like when a screen is damaged, but it could be the screen proctor after the line disappeared from the screen protector disappeared so did the line from the screen.
Is this normal ?
The colour change you see across the lines is from the 'crease' on the plastic protector refracting the coloured elements of the screen, the tiny LED's of the AMOLED.
An easy test is to pull the protector off, and see for yourself, there only cheap