Double subdivision modifier

The addon also integrates with Blender's UI by adding an entry in the Object menu within the 3D View, allowing users to trigger the operator conveniently.

it provides keyboard shortcut
(Ctrl + Alt + Numpad 2)

for quick access to the functionality.
In summary, this addon streamlines the process of preparing models for subdivision by automatically adding the necessary modifiers, enhancing efficiency and workflow for Blender users.