How to select all the slices in a picture in photoshop?

How to select all slices in a picture in photoshop:

1. First, open the PS software on the computer and select the cut picture.

2. Then select the format for exporting and saving to the web, and click Enter.

3. To select all the slices in the picture, please select the slicing tool in the upper left corner.

4. Then choose to hold down the left mouse button and select all the pictures from top to bottom, so that you can select all the pictures.

5. Or you can hold down the shift key on the keyboard and click the position of each slice to select multiple slices at the same time.