Generating the Distribution Certificate & Provisioning Profile

1). Create a CSR from Keychain

• Go to keychain access  -> Certificate Assistant -> Request Certificate -> Save it to Desktop
• Formart :
  • Key Size: 2048 bits
  • Algorithm: RSA
• save

2). Developer.apple.com

• Certificate identifier and profile
• Certificate
• Type : Production
• Add
• Production
• In-House and Ad Hoc
• Continue
• Choose certificate request file
• Continue to generate
• Download
• Double Click Certificate File
• Click on Certificate and Export ⇒ Click Save3). Provisioning Profile
  • Add (Distribution)
  • In House
  • Continue
  • Choose APPID
  • Select Certificate
  • Give the name to provisioning Profile
  • Generate
  • Download to mac
  • .mobileprovision and .p12 select both and compress it for use in future

  4). Resolve ⇒ iOS Missing or Invalid Signature: The bundle is not signed using an Apple Submission Certificate
  

• Will get .p12 Certificate file
• Open KeyChain Access application
• Click Login in left-top Keychains section and then select Certificates from bottom-left Category section
• Select “Apple Worldwide Developer Certification Authority”, right click Get info
• Change Trust value to “Use System Defaults”

⇒ Reference : https://www.youtube.com/watch?v=Xh2nnjttOwo