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Question is pretty much what's in the subject. I exported my entire inbox from Mail onto an external hard drive to save space. Is every e-mail, attachment, etc. from my inbox now copied onto my external HDD? If not, is there a way to do that (short of Time Machine)? After giving my computer...

My Mbox works perfectly well but I lost the USB cable. It does not have another power source. I've tried two different USB cables, including a brand new one, on two different Macbooks (Macbook Pro early 2015, and Macbook White 4,1 Intel Core 2 Duo) and always get the below error message. I'm not...

Greetings everyone, I need help, big help in this. I have Apple Mail 9.3 El Capitan and various folders inside it. Everything works fine but when I import emails from Thunderbird (I used it for a while and regret it) in mbox format Mail.app keeps hiding random emails. I know they are there...