Question

what is layer? how to create a new layer? ​

Answer 1

Answer:

Create and name a new blank layer

1. To create a layer with default name and settings, click the New Layer button in the Layers panel.
2. To create a layer and specify a name and options, choose Layer > New > Layer, or choose New Layer from the Layers panel menu.

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Answer 2

Answer:

Layers are used in digital image editing to separate different elements of an image. A layer can be compared to a transparency on which imaging effects or images are applied and placed over or under an image. Today they are an integral feature of image editor.

Explanation:

Create a new layer or group

To create a new layer or group using default options, click the Create A New Layer button or New Group button in the Layers panel.

Choose Layer > New > Layer or choose Layer > New > Group.

Choose New Layer or New Group from the Layers panel menu.