sapcons

Same here - after upgrading to 13.3.1 I was force to reinstall the app. Writing to device: OK Error installing app. 3892346881 (ApplicationVerificationFailed). Failed to verify code signature of /private/var/installd/Library/Caches/com.apple.mobile.installd.staging/temp.YE...

I tried both. It seems to me that once you have entered user/pw, you cannot change it again. At least it doesn't do anything when you are entering new apple...

reopenning

I removed the entries from the keychain and reinstalled AltDeploy. I was able to enter the Apple ID info without problems. However, the installation failed with 'This action cannot be...

Sorry, I did not get that. Apple ID is no email account.. **I found out that my Mac was not authorized in itunes. Authorized it.** Unfortunaltey; I am receiving an...