1, first open the PS software on the computer, and then open the picture to be processed in the PS.

2. Next, press the shortcut key "Ctrl+j" to copy the background layer, and the subsequent operations will be carried out on the copied layer.

3. Then select "Lasso Tool" in the toolbar on the left, and select the QR code to be removed from the picture.

4. Next, click the right mouse button in the picture selection area, select Fill, select Content Identification in the dialog box, and click OK.

5. Then you can see that the QR code on the picture is gone.