Successfully upgraded my Thinkpad X220 wifi to Intel 7260 AC. PIN51 needs to be taped, BIOS whitelist removed and WIMAX enabled. It works! : r/thinkpad
Intel 7260 Wifi/Bluetooth Card Fix - YouTube
Amazon.com: Intel Dual Band Wireless-AC 7260 for Desktop Network Adapter (7260HMWDTX1.R) : Electronics
Amazon.com: Intel Dual Band Wireless-AC 7260 2x2 Network plus Bluetooth adapter (7260.HMWWB.R) : Electronics
Amazon.com: 7260HMW WiFi Card, Dual Band Wireless-AC 7260 Mini PCIe Network Adapter with Bluetooth 4.0 Support Windows 10, Windows 8, Windows 7, WiFi Module Work with Laptop/Notebook : Electronics
Amazon.com: Bplus: Intel Network 7260.HMWG WiFi Wireless-AC 7260 H/T Dual Band 2x2 AC+Bluetooth HMCPartner; Bluetooth Half Size Module : Electronics
Brand New Intel Dual Band Wireless AC 7260 Plus 2x2 Bluetooth 4.0 867Mbps NGFF Internal Linux/Win7/Win8/Win10 AP|intel dual band wireless-ac|dual band wireless-ac 7260dual band wireless-ac - AliExpress
dual band wireless-ac 7260 ngff m2 use for intel ac 7260ngw 802.11ac 2x2 wi-fi + bluetooth 4.0 compatible with lenovo thinkpad - Newegg.com