I've 2016 Toyota Altis 1.6, there are paint spray granules on my windscreen, thanks to QUality Paint job services done by Toyota Dealerships, and no matter what i use, i'm unable to remove that spray residuals from my windscreen, Can someone guide, what should be done to restore my windscreen, there's also a little scratch on the windscreen, courtesy roadside windscreen cleaners that jumps on your car at any signal like a spider man. Expert opinion required.