Look at the crack in the lower right corner.

Does the subject want to ask "what is the crack in the lower right corner?" The monitor is broken. Palm reading is one of the leading digital reading platforms in the world. Palm Reading Technology Co., Ltd. was established in September 2008, focusing on digital reading. The company's vision is to be the most professional reading platform in the world, and its mission is to make reading value everywhere. There is a crack in the lower right corner because there is something wrong with your display. You don't need to fix it without affecting reading.