Restore code-signing keys manually
Before restoring your code signing keys and developer certificates, make sure you back up and remove any existing code signing keys and developer certificates.
Navigate to the current file location for your code signing keys and developer certificates. For more information about the default location for signing keys, see Default location for code signing keys..
Copy the following files from your backup file location to the default file location:
yourkeyname.p12The default filename for the developer certificate is author.p12