How to use ps software to make a logo into a watermark trademark. How to make a logo into a watermark trademark using PS software? Let’s take a look at the tutorial below. Start the logo design software 1. Create a new document with a size of 100x300 pixels. Create a new document with a size of 120x300 pixels. Select the file to create a new one. You can also directly press the shortcut keys ctrl and t to adjust the size of the new background. 2. Use the New → Watermark command and set the depth in the background to 20. 3. Click New Document. 4. Select the Filter → Distort → Skew command, and then select Merge Shapes. to change the picture. After completing the above three steps, you can use water adjustment in the ppt. ① Create a new file ② Create a new blank layer ③ Uncheck the layer button ④ Then... open the document.