1. First open the PS software on the computer, and then select "New" in the pop-up page.

2. Next, select the required canvas size in the new document page, and then click Create.

3. Then select the required text tool in the left toolbar, and select the font size and color in the upper toolbar.

4. Next, just enter the required text in the picture and press the shortcut key "Ctrl+T" to adjust the size and position of the text.