What software should be used to publicize the poster on the bulletin board after the student union changes? How to do
Photoshop and CorelDRAW are the first choice. Of course, this requires a certain foundation. If you don't have people in this field and don't want to spend time on it, a simple image processing tool such as Light and Shadow Magician or Meitu Xiu Xiu can make do, but it may be distorted after amplification.