Add sidebar , Sidebar registry, Add new sidebar in wordpres

Just Copy the wp default sidebar and rename with different like sidebar-new.php

Open functions.php file add the extra code(bellow) in default function.

and your final code will show like this

For dynamic you have to change a little code from sidebar-new.php

Just change

Finally you just include sidebar-new.php file to your selected template.

example

And enjoy with dynamic site.