Update dont work

Before the latest update I didnt have to sign in every time to use Walmart-Pay, this update the app wont sign in, like the servers are out. Couldnt use Walmart-Pay, tried to sign in a couple hourse later, same problem. So whats the use if you cant use the app.FIX THE APP!!!!!!! 3rd request

Raiderguy about Walmart: Shopping & Savings, v7.3.1