Applies To
Product: NetSuite 2021.2
Scenario
When users enable the Payment Instruments feature under Setup > Company > Enable Features > Transactions subtab > Payment Processing section, some Payment Methods are not available on the Payment Options of a transaction form.
Solution
- Navigate to Setup > Accounting > Accounting Lists
 - Type: Select Payment Method
 - Edit the missing Payment Method
 - Save without making any changes
 
Note: This retriggers the Payment Method and should make it available on the Payment Options of transactions