I'm not asking about a software because I have one.. I asking about the SMTP server... I don't wish to pay nothing... Is is possible to set up an email server on may mac and send the emails in "behalf ...
I have about thousands images, I want to open it in preview, and click "save as", use the same name, and save as png. All these images just do the similar thing, instead of click one by one, how can I ...