Add a customer support option on the customer support page, like:
- manage address
- track your parcel- edit or cancel
- refund and exchange policy
- account setting
- payment settings
Give the contact details through which they can call or email their query. Also add frequently asked questions in display like this

Add a customer support option on the customer support page, like:
Give the contact details through which they can call or email their query. Also add frequently asked questions in display like this