Creating photo collages from several images in a single photo is a task that is not as hard as it seems. There are various ways to do this but the most convenient one is to use a photo editor app. The one that you use needs to have a few things in mind.

First, you need to make sure that the images you select are not damaged. It is not enough to simply merge them because the result will be ugly and not very appealing to the eye.

Second, you need to make sure that the images you select are of high quality. If they are not, it will be very difficult to get a nice collage out of them.

Finally, you need to make sure that the images you select are in the correct order.

If you are a beginner, it is best to use a simple photo editor app.