Now it works. My App - Targets - Signing & Capabilities - Unchecked Automatically manage signing Xcode Settings - Accounts - Download Manual Profiles Xcode Settings - Accounts - Manage Certificates - Download Apple Distribution (on "+" icon) My App - Targets - Signing & Capabilities - checked Automatically manage signing Product - Clean Build Folder Product - Archive Done!

Yes. I tried everything they say in the description and the error persists. I even tried manually, but Xcode won't download the certificates. I think there's a problem with my Xcode.