Cancellation of Validation E-Invoice (Sales) using Credit Note after 72hours. 

1. on Sales pages, go to Credit Note (2). 

2. After create NEW , key-in all the details for the cancellation. 

3. on the right side, at the 3 dots '...' of From Doc , choose the validation document (eg Invoice) as reference for cancellation. and click OK. 

4. at the MORE panel, double check the details and make sure the submission type is E-Invoice. 
(The submission type is follow by validation of document. Eg. Sales Invoice submit as Consolidate, Credit Note also need to submit as Consolidate) 

5. After done all the checking, click Save. on the right side bar, click MyInvois Button. then, click Submit E-Invoice.