"iPad Pro 12.9 touchscreen is unresponsive from time to time"に関する回答Since several months now for me (iPad Pro 12.9”) all problems are gone. I suspect one of the iOS updates did the trick, but can’t say which one.
"iPad Pro 12.9 touchscreen is unresponsive from time to time"に関する回答Having same issue. Here’s a video of trying to draw vertical strokes with finger in Paper app. As you can see, several first dont register properly (they are supossed to run from top to bottom as the rest). And then one of the later strokes also fails to register correctly: https://youtu.be/Ra03hpG4X5g btw currently I’m running latest ios 12.2 beta 6, and the issue persists.