cvv tootip / finish checkout

-- HikaShop version -- : 3.2.0
-- Joomla version -- : 3.8.1

1.I want to use cvv tootip that look like in cvv image. Does hikashop has it?
2.I try to buy product by Bank transfer method and found problem. In finish checkout, Massage show that
Notice(แจ้งให้ทราบ)
Could not instantiate mail function
What is that?

Thanks

Hello,

1 - No, it would require some customization of view to do that.
(please note that it requires some development skills).
www.hikashop.com/support/documentation/1...-display.html#layout

2 - I'm sorry but that's not related to HikaShop.
You can perform some search over the internet to know more about that problem.

Regards,