There are a few ways to do this in Photoshop:
Use the command “flip” to flip the entire image right-to-left.
Use the “flatten” command to flatten all of the image’s layers into one big layer.
Use the “rectangle” command to create a rectangle that is the same size as the image, and then use the “fill” command to color it black.
There is no one definitive answer to this question. However, there are a few ways you can flip a layer in Photoshop 2022. One way is to use the “flip” command. Another way is to use the “rotate” command.