There have been a significant number of reports from users of Sony Xperia XZ1 series of smartphones about a display-related issue where horizontal lines and white dots show up when touching or rubbing the screen with a finger. Similar complaints have been put forward by some Xperia XZ2 series users as well. The Japanese company has come out with an official statement on the matter saying the behavior is due to electrostatic (stationary electric charges) in some models. Here's the complete statement: Sony Mobile is committed to providing the highest standard of product quality and...
Source: https://www.gsmarena.com/sony_effectively_asking_xperia_xz2_xz1_users_facing_display_issues_to_just_deal_with_problem-news-31780.php
