Unwanted Blue color lines around my viewcontroller and storyboard items

Question

I am having Xcode 7.3 and facing an issue of Blue lines around my viewcontroller and storyboard items as shown in attached image. I reinstalled my xcode twice but this issue ain't fix. Any help from you will be appreciated.

Answer 1

You can uncheck Editor > Canvas > Show Bounds Rectangles of Xcode's menu.