Suspicious Activity - Yahoo Mail Received notice from Yahoo that one of my accts was noted to have suspicious activity. Per contact with Yahoo, this can be caused by sending multiple emails or the acct may have been hacked and someone is using the address to send emails. This acct is never used to send emails. Using windows 10, I have suddenly been unable to open my Yahoo mail. I can access the Yahoo.com website, SOMETIMES I can successfully sign into my Yahoo account and even preview my mail when clicking on Mail. Microsoft Community Microsoft Community Also, I use two computers every day. Even if Yahoo mail is 'Offline' on one, it is ok on the other (most of the times). Is there a way to restore Yahoo mail back to online so I can see my messages without resorting to re-starting my computer (s)?? Problem changing from old Yahoo Mail to New yahoo mail When I open Yahoo mail it opens in old mail so I click to change to new mail and it does but when I close mail and reopen it keeps opening up in old mail. I have looked to see if there are any settings to stop this but cannot find any. I use latest edge and latest Win10. I have Win 10 Pro 64 bit. AT&T is my ISP. They use Yahoo mail. I also use Outlook mail. When using Yahoo, it very often goes offline or a popup says No internet connection and then nothing works and there is no way to get back o Stop opening of yahoo.com when opening email Whenever I open my yahoo email, it does not open straight forward, instead it open Yahoo.com page, then I have to click the mail on top right side to go to my inbox. Is there a way to open direct inbox just like Gmail because opening of yahoo.com page unnecessarily waste time. Or To get it back: 1. Log into your Yahoo! Mail account. 2. Click on Mail Options (located in top navigation bar). 3. Click on the General Preferences link. 4. Locate the Headers section (under Messages Options ) and select Show all headers on incoming messages. 5. Click on the Save button (at bottom of page)..and you do the. IE Yahoo Email logon automatically opens Edge? : (. Today on this laptop, I opened IE and tried to log into yahoo mail. I had just yesterday been forced to accept win 10 ver 2004 (autodownloaded and installed) and now am unable to access yahoo mail without it automatically opening edge (with IE saying this website doesn't accept IE).