trouble logging into Outlook you're not alone on Thursday morning a major Microsoft outage disrupted services for thousands over 23,000 users reported issues primarily with Outlook but also with teams Exchange Server and more Microsoft quickly acknowledged the problem and began investigating the root cause a change implemented by a thirdparty internet service provider fortunately the ISP reversed the change and services are gradually coming back online this isn't the first time users have faced disruptions a similar incident in July was caused by a network update from crowd strike these outages highlight just how interconnected and fragile our tech systems are stay tuned as Microsoft continues to monitor the situation we'll keep you updated on any new developments for now keep an eye on your inbox and stay productive