Dear Customer,

Thanks for using our app and i am truly sorry for the late reply due to traditional festival. This is Dorothy and i hope to be able to help you! 

It seems that the messages misunderstood you. I am truly sorry for the inconvenience has caused to you. Then，would you please allow me to answer your questions one by one?

(1) I’m already running the AnyTrans App on my imac to delete them.  So what’s the “AnyTrans App” this error message is referring to?

This issue is caused due to the limitation of the newest iOS version.

(2) What is the system limitation issue it’s referring to?

It refers to the newest iOS version.

(3) How can I delete albums that I’ve already transferred to my imac?

Yes, you can delete albums that you have already transferred to iMac. Given this rare situation, would you please download AnyTrans App from your App store on iPhone？It can help you better manage photos. It will be appreciated for your kind understanding and cooperation.

(4) This is on my ipad, not a phone.

Yes, iPad is ok. Please search and download AnyTrans App from App Store on your iPad.

Please kindly tell me whether it works for you or not.

Thank you so much for your generous forgiveness and kind feedback in advance.

Best regards,

Dorothy