ETtech Explainer: How a faulty Microsoft Windows update by CrowdStrike led to havoc

New Delhi: Services of several companies including airlines, banks, automobile makers, hospitals, media and other organisations were severely impacted on Friday due to an outage on Microsoft’s Windows devices. Users across the world and in India complained about a blue screen of death error when they booted their devices.

The outage was caused due to a faulty update caused by CrowdStrike, which manages end-point security for several firms across the globe, including Microsoft. Overall, Microsoft’s suite of services such as Azure, Outlook, and Teams were impacted throughout the day.