Google Pay Prerequisite

Prerequisite

dependencies {
  
    implementation("com.2c2p:pgw-sdk:4.7.1")
    implementation("com.2c2p:pgw-sdk-helper:4.2.1")
    implementation("com.google.android.gms:play-services-wallet:19.4.0")
}

Step 1: Check Google Pay brand guidelines on your app.

Reference: brand guidelines

Step 2: About the test environment.

1. Select integration type as "Gateway" and upload screenshoot of your app. Lastly, submit for approval.
   Reference: brand guidelines
   
2. Start to proceed Google Pay once your app approved. Please make sure your integration type are "Gateway".
   

Step 4: Make sure your app are signed with release key and using production environment.

Reference: deploy your application

Step 5(Optional): Join Google Pay test card suite group.

Reference: test suite group