My VPP won’t work on the Go App – H-E-B Go Review

I enjoy using this app for many reasons . But I am still having difficulties adding my VPP to app so I can get the discount. Called help desk they were not helpful. I’m sure I explained clearly but it’s not resolved still . I have A lot of purchases on this app but No Discount yet .
Review by wont HEB do it on H-E-B Go.