The internet is full of pictures in which you are challenged to find the hidden mistakes, objects or creatures and this photo is no exception. This challenge involves a picture of what looks to be a study or an office. It recently went viral because, despite how obvious the mistake may be, very few people have managed to spot it. In the picture, you can see a table with a laptop, a telephone, a mug, a mouse, a calendar and what looks to be a printer. You can also see part of a chair.But what’s the mistake? Lots of internet users were focusing on the smallest of details and completely missed the most blatant and obvious things like the computer and the phone.In the video above, you can find the answer to this puzzle. If you manage to find it, why not share it with your friends to see if they too are able to spot it?Good luck!