Learn the quickest and best way to cut out a photo and put it on a different background in Photoshop. This Photoshop tutorial uses Select and mask in Photoshop CC.
Choose the quick selection tool
Click on Select Subject in the top (if CC 2019 or newer), otherwise select with the quick selection tool
STEP 3, REFINE THE SELECTION
Use the quick select brush to add to the selection by using a small brush and clicking on areas to add to the selection. To deselect areas, hold down the alt/option key and use the quick select brush.
Click on Select and Mask. Note the view and Opacity settings I have chosen to show the cutout on a white background.
Turn on Show edges. Adjust the radius until you see a thin outline.
Adjust the radius until you see a thin outline.
Use the refine brush around the hair.
Choose New Layer with Layer Mask from the options.
Open the image with the new background.
Go back to your cutout image. Make sure you have the layer selected and not the mask.
Drag into the menu tab for the new background (don’t let go yet) wait for the window to open.
Drop the photo on the new background.
Press Ctrl/Cmd+T for free transform.
Position, Scale and rotate the layer to fit the background.
Try it against some other backgrounds if you like.