I have been using my Yahoo Mail account on my Mac up to a few weeks ago and consistently up to current on my Oppo phone. I brought a new Mac Air this month and set up gmail on the Mail app without worries but have spent hours going around and round trying to set up my Yahoo Mail. Tried every trick I could find on Google. Accepts the address and password but wont go online. Eventually I tried logging into Yahoo website to check Mail account that way. Let me log in with same address and password but when clicking the Mail icon I have the above message with an error symbol. 'the setting up mail msg' goes nowhere. Now I have a working account so whats the problem.
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