Missing iOS Distribution signing identity for … Xcode can request one for you/This Certificate has an Invalid Issuer – iOS Issue Solved

To Solve this

1. Download https://developer.apple.com/certificationauthority/AppleWWDRCA.cer
2. Double-click to install to Keychain.
3. Then in Keychain, Select View -> “Show Expired Certificates” in Keychain app.
4. It will list all the expired certifcates.
5. Delete “Apple Worldwide Developer Relations Certificate Authority certificates” from “login” tab
6. And also delete it from “System” tab.
7. Now Go to your Member Centre
8. Revoke your distribution certificate
9. Create a new One.
10. Create new Distribution profile for your app after deleting the old one.
11. Download and Double Click…
12. Now Submit Your App to AppStore.