In v6.4.20.6 when File>Export>DXF is chosen, no options for tracks/silkscreens/etc are given. The exported DXF is not useable.
Here are two images comparing the two exports (ignore the cropped sections of second image):
v6.4.19.4
![image.png](//image.easyeda.com/pullimage/0IMVeptIzpwiV493L4MO3LZ6IzqMzvIZzsLE5BT6.png)
v6.4.20.6
![image.png](//image.easyeda.com/pullimage/37oZVVOTHVVY0O7cObuzcsvumxnqReUD6yr8Oc6k.png)
Chrome
91.0.4472.124
Windows
10
EasyEDA
6.4.19.4