I downloaded and installed https://elements.envato.com/foodfarm-wordpress-theme-for-farm-organic-TNXMZU8 theme, but the theme is not supported to Woocommerce plugin. to the current version. Can get support from the author?
Not with elements downloads - you would need to purchase the full copy
All items on Envato Elements are created by independent authors. Due to this and the nature of Envato Elements unlimited subscription, Envato Elements cannot provide direct technical support or advice on the use of items.
Envato Elements does not provide technical support for any items. More info Here.
If you like, you can certainly purchase the Item license from Envato Market which will come with 6 months of Author support.