1.Photoshop (ps) is the most commonly used software for making advertising pictures. Open the ps software and create a new file with a white background.

2, according to the purpose, set different resolutions for screen display, the resolution is 72dpi, for printing, the resolution is 200-300dpi, for inkjet printing, the resolution can be appropriately reduced according to the file size;

3. Set the color mode of the advertisement picture displayed on the screen, where the color mode is RGB mode and the color mode of printing and painting is CMYK mode;

4. Open the picture material to be advertised, drag it into the background file, and press ctrl+t to adjust the size and position;

5. Click the "T" text tool on the left toolbar, enter the required advertising language, rasterize the text, double-click to bring up the "Layer Style", and add the text effect.