For that must need custom code to manage gift product in cart or cart popup, we can not add it by simple code. pm me if you want to discuss.
Want to modify or custom changes on store hire me. Want to give Gift for time? its my Paypal too. If helpful then please Like and Accept Solution. Email: firstname.lastname@example.org Or WhatsApp Skype: jasoliya.brijesh Want to get Free review and advice for sale on store ?? just text me here