Apple Code-Signing Issues

Re-signing iOS apps with an Apple account requires that the account:

• Must belong to at least one Development team with active membership of the Apple Developer Program.
• Must be granted the “Developer” role.
• Must be granted the “Certificates, Identifiers, & Profiles” permission.
• May also need the “App Manager” role, should Performance Injector need to generate new App IDs. This will likely only be necessary if you are in a different team to that which signed the original app.

The above can be granted by your team administrator using the ‘Users and Access’ page on the App Store Connect website: https://appstoreconnect.apple.com/access/users. From there they can select your account from the team members list and grant you the permissions needed: