Yahoo Mail is currently down for thousands of users. In a post on X (formerly Twitter), the company acknowledged the widespread outage and confirmed that they are working to identify and resolve the issue.

“We understand some users are currently experiencing difficulties accessing their accounts. We are actively investigating this issue and will provide updates as soon as more information becomes available. We appreciate your patience and apologize for any inconvenience this may cause,” Yahoo’s official customer care account posted.
According to DownDetector, outage reports began surging around 11:30 a.m. EDT on Thursday. As of 2:00 p.m. EDT, the issue had yet to be resolved.
What users reported
Yahoo Mail users reported encountering a “Temporary Error 15” message. Many said they were unable to log in or access their messages. This particular error typically indicates temporary issues with Yahoo’s servers.
One user reported, “The most frustrating thing is not getting acknowledgment. We use them for our business email... its been a couple of hours now.”
Another wrote on X, “Yahoo mail been down all morning and i actually have two important emails to reply to for once in my life.”
{{/usCountry}}Another wrote on X, “Yahoo mail been down all morning and i actually have two important emails to reply to for once in my life.”
{{/usCountry}}A third user reported, “This is the error message I am getting: We are experiencing some technical difficulties. Temporary Error: 15. On my iOS and desktop.”
Another user added, "Now after 3 hours of trying, I can get into Yahoo Mail, but cannot open any of the emails. Getting "Cannot open this message" for the past 1 hour. Man, they really messed it up. Probably made changes last night and screwed it up, or they got hacked."
Another user reported, “Of course yahoo is down when i need to handle time sensitive business.”