Step 1️⃣
Generate CertificateSigningRequest.certSigningRequest
Step 2️⃣
Change Bundle identifier in Xcode
Step 3️⃣
Add Identifier / App ID / Bundle in Apple store account
Step 4️⃣
Create Apple Distribution Certificate / Store Certificate
Step 5️⃣
Added Certificate to keyChain by Double Click
Step 6️⃣
Generate Services Certificate Ex:(Apple Push Notification Service SSL)
Step 7️⃣
Generate a Provisioning Profile in apple store account
Step 8️⃣
Connect with Firebase and add Certificate for send push notification
Step 9️⃣
Create new app in App Store Connect
Step 🔟
Finish with Validate & Upload first version to App Store Connect