back cover scratches back panel.

[ra-van]

Samsung claims a30 back panel is a "glasstic". Whatever.. I'm using back cover provided by Samsung but I can see fine spots on back panel. Looks odd. 

[navisingh]

dont use cover, covers are scratching device

[sanjayyaduva]

Yeah the same thing I am experiencing 

[kushbunamdeo]

Right... stop using the cover 

[rohti_katun]

It is by dust if you are using back cover try to clean back panel on daily basis

[sanjayyaduva]

Stop using the cover 

[jrawat]

You can buy new from any shop if you care about looks