Hello,

I use this plugin”Nextend Accordion Menu” to achieve it.

Hope this could help you. :)

Hello Yigit,

Thanks for your kind reply.

In this page:https://www.glassesmfg.com/products/
The left sidebar “product categories”, i want the child categories to be accordion(hide), only when click the parent category, the child to be showed.
Could you help me?

Additionally, pls tell me how to change the font size, and font color of the sidebar menu, thanks.

Best Regards,
James