Just download some device frames (https://design.facebook.com/toolsandresources/devices/) and mock it up. Should take less than a minute. Source: about 1 year ago

Why not use something like this: https://design.facebook.com/toolsandresources/devices/ - use the device frame and just place your screen into it, then you can export it at 2/3/4x or whatever you need? Source: over 2 years ago

Meta, the Facebook Design team, publishes a selection of mockups that I generally use for things like this. Source: over 2 years ago

Here you can find some objects that can help you. 😄. Source: almost 3 years ago

Facebook provide device frames you can add the normal screenshot to https://design.facebook.com/toolsandresources/devices. Source: about 3 years ago

The resources – With Sketch, it’s impossible to run out of resources and ideas. The software’s documentation page alone has a vast number of sections that make it effortless to learn the software, plus, if you are looking for inspiration, simply visit websites like Sketch Repo or Sketch App Resource where you can find thousands of finalized designs which you can download. With Sketch, you never have to start... - Source: dev.to / over 1 year ago