You need to setup sending via either gmx or hotmail, you are trying to send email directly from your computer, which amazon no longer allows. Read the FAQ entry: https://manual.calibre-ebook.com/faq.html#i-cannot-send-emails-using-calibre
You need to setup sending via either gmx or hotmail, you are trying to /manual. calibre- ebook.com/ faq.html# i-cannot- send-emails- using-calibre
send email directly from your computer, which amazon no longer allows.
Read the FAQ entry:
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