Microsoft dey battle serious service disruption wey don block many users from opening their Outlook email through web and apps, as Microsoft 365 services also feel the heat across multiple regions.
Microsoft confirm for im status page say users fit no connect to mailboxes for Exchange Online through different methods, and e classify the Outlook problem as service degradation. The company say one portion of infrastructure dey experience elevated load across multiple regions, and that likely dey contribute to connectivity errors.
Reports come from around the world say people no fit access Outlook email via web or app. Some users also report problems with Teams, but some of the people wey report issues say Teams still dey work at that time. Downdetector record more than 130,000 reports of Outlook problems at 1:27 p.m. ET, plus more than 46,000 reports involving Microsoft 365 and about 3,000 concerning Teams. Those figures na user-submitted reports, no be confirmed number of affected customers. Microsoft earlier say e resolve Teams disruption affecting North American users, but later indicate say wider connectivity issue fit affect Microsoft 365 customers internationally. As of 2:10 PM, Downdetector data indicated say services start to recover for some users.
By 3:30PM ET, Microsoft say investigation suggest failed health checks fit originate from one specific component on affected servers wey dey process them. Dem say dem dey deploy targeted change to bypass that component on subset of servers to check whether e go restore availability. Microsoft add say dem don take steps to stop more servers from leaving service while dem dey work to return affected servers, and dem dey investigate why affected servers dey use elevated processor usage when dem dey handle requests. Even with that, e still unclear how long access go take before e return, or whether the fix go solve all the problems users dey see.
Di outage also hit Microsoft shares. Microsoft shares, wey dey trade for NASDAQ under ticker MSFT, extend retreat from record highs near $560, falling toward $520 as investors weigh infrastructure spending, competition and operational reliability. Thursday decline accelerate after disruptions affect Outlook, Teams, Copilot and Microsoft 365.
Investors dey also worry about rising infrastructure costs, competition from Anthropic and profitability of cloud expansion. Microsoft 365 Cloud generate $27.78 billion in first-quarter fiscal 2027 revenue, ended September 30, 2026, up about 17% year-over-year and around 30% of total company revenue.
