It’s possible to add custom created E-Mail template in Netsuite and possible to update that template in website.
Step1:
Update the created E-Mail template in Site folder
Web Site Hosting Files-> Live Hosting Files -> Site

Step 2: Create a New E-Mail template
Setup->Company->System Email Template->New

Step3:
Choose the updated E-Mail template from the file option and choose the category from Template category option.


Click Save button.
Step4:
Goto website setup and choose the created template for System E-Mail Template option.
