Step 1: Click on launch App

 

Step 2: Select your preferred mockup template from the right sidebar

 

 

Step 3: Click inside the mockup to choose an image, select an image or click on upload to add a new image.

 

Step 4: Click on this icon to insert the image

 

 

Step 5: Click on the image Icon and then select png to make the mockup transparent.

 

Step 6: After customizing the mockup, click on this Icon to save the Mockup