Whatever you want to do over and over again can be done by creating a Photoshop batch process. Like what. You want to change the size of the image in bulk, you can do it by doing the following.
1. Open a random picture, in the Actions panel, click New button
2. Change the name in the New Action dialog box and click Record
3. The next step is to do the operations you want to batch, here is to change the image size
4. Then click Stop button in the action panel
5. Then we click on the file above the menu bar-Self-active-Create a quick batch process
6. In the Open dialog box, click Select button to set the location of the batch file and set the action to the one you just created.
7. In the catalog, locate the batch command that we created, select the picture you want to work with, and then drag it to the icon
8. Then Photoshop will open all the pictures on its own and do the same, this time a save too much trouble, can directly close Photoshop, and then go all the way to
Photoshop Batch processing pictures