This, in turn, enables you to ensure that your fingers are optimally placed in a centralized position and that you can keep ...
To do that, head to Settings > Accessibility > Touch, then flip the switch beside "Shake to Undo" to the on position ... While typing, double-tap the screen with three fingers.
You’ll soon be touch typing like an expert ... use the correct fingers there's no need to rush! find a comfortable working position with support for your wrist and forearm You should take ...