iPadOS和macOS 26.2扩展Wi-Fi 6E设备的5GHz频段能力

With the release of iPadOS 26.2 and macOS Tahoe 26.2, Apple has updated Wi-Fi behavior on a range of recent Macs and iPads, enabling wider channel use on 5GHz networks for devices that support Wi-Fi 6E. The change appears in Apple’s platform deployment documentation and alters how eligible hardware connects to common wireless networks that remain prevalent in homes and offices. The update allows supported devices to use a 160MHz channel width on 5GHz Wi-Fi networks, matching the maximum theoretical bandwidth previously reserved for 6GHz connections. Before this release, the same devices were capped at 80MHz on 5GHz, even when routers supported wider channels. …