Read before use
1, check data with precheck (windows version) tools
2, data from excel, copy and paste data into the input frame
3, data from txt, must tab-seperated, copy and paste data into the input frame
4, specieal and non-English characters such as #, <, >, %, (, ), α are not friendly
5, use point as decimal separator, not comma. e.g. 3.14, not 3,14 as pi

Required
note: plot from big to small

Optional
Figure size
figure width:
figure height:

Size and fontsize
legend fontsize:
row number (col number is auto)：

Colors (at most 6 groups)
color 1:
color 2:
color 3:
color 4:
color 5:
color 6:

Plot direction
top -> bottom left -> right

Fontfamily
Times New Roman Arial