Step 1: Move in, put the trademark and picture into PS, then select the trademark file and press the move key to put the trademark in the appropriate position;

Step 2: Adjust the trademark size (Ctrl+T) and merge (CTRL+E);

Step 3: Overall effect, highlight (Ctrl+M) and finish.

Supplement: You can also choose to cut the picture, deduct the trademark directly and move it to the appropriate position in the picture.