I could once do so, but I was forced to reinstall the android studio and after the update did a new project, and I needed to take a little object behind the screen, but I could not why ??

I've already googled and looked at similar queries on stack overflow , but to no avail, always the same option "margin(side) = "-quantity dp""

CodePudding user response：

As stated in some answers under this question, firstly - using negative margin values is a bad practice and you should avoid this approach and secondly, you can set negative values to translation with the same result