![](https://www3.nhk.or.jp/nhkworld/upld/thumbnails/en/news/20240721_05_1419378_L.jpg)
Microsoft says about 8.5 million devices were affected
Microsoft says the major network outage caused by a security software update affected an estimated 8.5 million Windows devices. The disruption, which occurred on Friday, affected airlines in Europe, Asia and the United States. Hospitals in the Middle East …