icloud server offline, cannot send email from mac, will not allow me to change settings because incoming mail server field will not allow text to be entered
You should confirm that your incoming (IMAP) and outgoing (SMTP) servers are set up as detailed in this page:
There will usually be a 'pxx' number stuck on the front and you can ignore that. Please also always post your system when you have a qur=ery as it can make a considerable difference to the answer.
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