Hi.
I create a new copper area with NET name(12OUT) the same with a component Pad NET(12OUT). When I rebuild the copper(both 12OUT and GND from the board) nothing happened, it is still part of the ground plane witch is all around.
EasyEda Desktop version v6.4.25

Chrome
93.0.4577.82
Windows
10
EasyEDA
6.4.25