They walked me through how to setup my biz email accounts on my iphone, ipad and macbook pro. I've had my Yahoo mail for years. After being forced to change my password I couldn't sign into any of the accounts. Turbify walked me through the whole process and it's back to normal. You can also do it yourself if you follow the links below. To setup or reconnect to your yahoo biz mail on your iphone or ipad follow these instructions: https://help.turbify.com/s/article/set-up-business... More on discussions.apple.com

If the domain is registerred through yahoo, you'll just have to do some DNS record changes on your domain so that when someone emails [email protected] businessname.com mx record would point to google g suite and not yahoo mail. Usually when you sign up for another email provider they provide you pretty detailed instructions on what to change your dns records to. More on reddit.com

yahoo has its own guidelines for bulk senders. if you or previous owner of the domain sent bulk mail to its users that could be triggering the spam. https://senders.yahooinc.com/best-practices/ sign up for yahoo's complaint feedback loop (similar to google's postmaster tools) and monitor your reputation and follow all the guidelines if you are sending transactional/bulk unsolicited email (which is actually against google's acceptable use policy) https://senders.yahooinc.com/complaint-feedback-loop/ More on reddit.com

Sorry if my jargon isn’t perfect, I’m not an IT professional but here’s what I learned. I had the same problem, I called Turbify and they informed me there is an issue with biz mail accounts and the yahoo app, that they’re working on it. That was weeks ago. As a work around you can delete any instance of the yahoo mail account in your ios mail app and link a new instance of it through the other category. Then you’ll need to use an app password generated by yahoo. Below is the article from yahoo. I imagine it’s a similar process for an android operating system. https://help.yahoo.com/kb/SLN15241.html https://help.turbify.com/s/article/set-up-business-mail-in-iOS Use the generated app password for all the password fields when setting up the yahoo mail account in iOS mail. Worked for me. More on reddit.com