Many times we need just a part of picture and there comes the use to remove the rest complex part of that picture.

It can also be the case when we need to convert a .gif or .png file.

The whole thing can be done using the photoshop. The below steps indicates the same:

1.lets taking the example of a picture and opening it in photoshop.

2.from tools select the magic tool as shown in picture

3.Now just click on the unwanted area and when it get selected click on delete.This way remove all the unwanted areas.

NOTE: make it a layer first.

4.thats the final step just save ur final pic in .gif or .png file as you reqire.