Set the AppIcon and start diagram

Set AppIcon

General–app Icon Source Setting AppIcon

Picture size

iphone 6P (@3x) 180x180

iphone 6 (@2x)

Iphone5/5s (@2x) 120x120

Iphone4/4s (@2x)

Set Launchimage

The first of these methods

General–launch Image source–use Asset catalog settings launchimage (delete launchscreen.xib)

iphone 6P (@3x) 1242 x 2208 (@3x) for Portrait–retina HD 5.5

iphone 6 (@2x) x 1334 (@2x) for Portrait–retina HD 4.7

Iphone5/5s (@2x) 640 x 1136 (@2x) for Portrait–retina 4

Iphone4/4s (@2x) 640 x 960 (@2x) for portrait–2x

The second method of

Using Launchscreen.xib

Drag a ImageView in xib to set the constraint up or down to 0 to add a picture to ImageView and then add the same name to the new image set in Images.xcassets. Change devices to Device specific on the right

3x for iphone 6P

Retina 4 2x for IPHONE5S/5

2x for Iphone4s/iphone6

(This method is not recommended, if both 4s and 6, the picture will be distorted, because the ratio of 4s and 6 screen is different)

Set the AppIcon and start diagram