Xcode > Target > Signing & Capabilities Automaticaly manage signing Mac OS Signing Certificate: Development --> Provisioning Profile None Required General Identity App Category Productivity Transporter Asset validation failed (90242) --> "Cannot be used with TestFlight because the bundle at “LargeNumberCalculator.app” is missing a provisioning profile. Main bundles are expected to have provisioning profiles in order to be eligible for TestFlight." (90889). What is wrong: "Provisioning Profile None Required" vs "missing a provisioning profile" ?

"Certificates, Identifiers & Profiles" have two "Developer ID Installer" certificates, two "Development" certificates and two "Mac Installer Distribution" certificates. Is it a problem ? How to delete duplicated certificates ? How to fix it ? Can I submit an Mac application to Apple Store with old OS: Big Sure ? Ventura ?

Every time a (valid) vector instruction is added to the .s file, xcode report an error (without vector instruction the .s file compile correctly) By example vand q8, q8, q10 found in https://developer.apple.com/forums/thread/104424 give an error What I am missing to tell xcode to accept vector instruction ?

What happen when a deprecated method is used in project submitted to Apple Store Connect ? Generally the Apple documentation give the alternative like "Use ***: instead" but sometime the documentation do not suggest anything. What to do when a such Warning happen ?

After ther Mac application is launched: Log error: CGSWindowShmemCreateWithPort failed on port 0 and when the application quit: No error handler for XPC error: Connection invalid Appear with Xcode 15.4 but not with 12.4 As repported by Steve4442 in "Can someone explain this message" https://Forums.Developer.Apple.com/Forums/Thread/727803 . The code don't use "windowNumbersWithOptions" Can I ignore this log message ?

The application search for the occurences of a string into files and folders. Everything work fine until I enable sanbox. Then opendir(path_to_folder) report "Operation not permitted". By example dp = opendir("/Users/alain/Desktop"); set dp to NULL for my own Desktop. The application need only read access. How can I get this access ?

How to change Bundle ID in "Certificates, Identifiers & Profiles" (Edit your App ID Configuration) ? Which certificate is needed for a free Mac application (.app) ? The application need only save\restore disk data (no extension, no wifi, no In-App Purchase, etc). A very simple basic 3 windows application (type math Calculator). Do I need set some "Capabilities" (App Services) ?

How to compile arm .s, x86 .s (and .c, .m ) files to a single universal .app in Xcode project ?