Photoshop is a popular image editing software used by millions of professionals and enthusiasts around the world. It offers a range of powerful tools and features to help you create stunning graphics and designs. However, as with any complex software, mastering the keyboard shortcuts can greatly increase your productivity and speed up your workflow.

Here are some of the most common keyboard shortcuts used in Photoshop:

1. Ctrl/Cmd + N: Create a new document.

2. Ctrl/Cmd + O: Open an existing document.

3. Ctrl/Cmd + S: Save the current document.

4. Ctrl/Cmd + Z: Undo the last action.

5. Ctrl/Cmd + Shift + Z: Redo the last action.

6. Ctrl/Cmd + A: Select all.

7. Ctrl/Cmd + D: Deselect all.

8. Ctrl/Cmd + C: Copy the selected layer or object.

9. Ctrl/Cmd + V: Paste the copied layer or object.

10. Ctrl/Cmd + X: Cut the selected layer or object.

11. Ctrl/Cmd + T: Transform the selected layer or object.

12. Ctrl/Cmd + E: Merge the selected layers.

13. Ctrl/Cmd + Shift + E: Flatten the image.

14. Ctrl/Cmd + J: Duplicate the selected layer.

15. Ctrl/Cmd + Shift + Alt + N: Create a new layer.

16. Ctrl/Cmd + Shift + Alt + E: Merge all visible layers.

17. Ctrl/Cmd + Shift + I: Invert the selection.

18. Ctrl/Cmd + Alt + Z: Step back multiple times.

19. Ctrl/Cmd + Alt + Shift + Z: Step forward multiple times.

20. Ctrl/Cmd + Alt + Shift + S: Save for web.

21. Ctrl/Cmd + Alt + Shift + N: Create a new layer group.

22. Ctrl/Cmd + Alt + G: Create a clipping mask.

23. Ctrl/Cmd + Alt + Shift + G: Release a clipping mask.

24. Ctrl/Cmd + Shift + ]: Move the selected layer up.

25. Ctrl/Cmd + Shift + [: Move the selected layer down.

26. Ctrl/Cmd + Shift + < or >: Change the brush size.

27. Ctrl/Cmd + + or -: Zoom in or out.

28. Ctrl/Cmd + 0: Fit the image to the screen.

29. Ctrl/Cmd + Alt + 0: Actual size of the image.

30. Spacebar: Hand tool for moving the image.

By mastering these keyboard shortcuts, you can greatly improve your productivity and efficiency while working with Photoshop. These shortcuts are just the tip of the iceberg, however, as Photoshop offers a wide range of powerful tools and features that can be accessed through the keyboard.

To learn more about the keyboard shortcuts in Photoshop, check out the official documentation or try exploring the software yourself. With practice, you can become a master of Photoshop and create stunning images and designs in no time.