User Guide > Create and Modify Objects > Control the Properties of Objects > Work with Layers > Overview of Layers
As the main organizational tool for drawings, layers can be used to group information by function and to enforce linetype, color and other standards.
The following settings can be controlled: the default color, default linetype and lineweight, visibility and brightness, modify and display objects with different layer properties in individual layout viewports.
You start each new drawing with a layer named 0. This layer 0 cannot be deleted or renamed for the following reasons:
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Article ID: 8150
Created: October 6, 2026
Last Updated: September 26, 2026
Author: kbadmin
Online URL: https://kb.gstarcad.com.my/article/overview-of-layers-gstarcad-2026-8150.html