The new Kindle Colorsoft Signature Edition has a widespread issue of a discolored yellow area at the bottom of the screen.The cause of the discoloration is not clear; some users report it happens when using the edge lighting feature or after a software update.Amazon has not provided an official statement, but a Reddit user shared a screenshot indicating that they are working on a fix.The response to the discolored line is mixed, with some users finding it unnoticeable and others considering it to be a distraction.