Go to Secure File Transport Application
Go to Secure File Templates tab
Click on New
Select the Record type for which you want to make a template
Click Next
Enter Template Name according to your business requirement
Select the Object name on which the P2 Secure File Transport application is configured (For Example : If the application is configured on Contact Object, you have to choose Contact for Object Name)
You need to follow below steps to create a request file template and then you can chose the same in the Field Default Request Template https://cloudmaven.atlassian.net/wiki/x/AQA8GQ
Click Save