Grey area and battery issue on Samsung Galaxy Note 10.1 (2014 Edition)

[Beut]

I believe your tablet runs better because it''s on Lollipop instead of Kitkat ( your previous OS ).
I don't have the magic to change its performance but OS does.

 

[dianehelen]

I believe your tablet runs better because it''s on Lollipop instead of Kitkat ( your previous OS ).
I don't have the magic to change its performance but OS does.

That may be part if it , but also better because it's not shutting down, or apps stopping because of your repair