Lenovo ThinkPad X280 BIOS 1.14 for Windows 10 64-bit Mar 23, 2018
... x 2), up to Bluetooth 4.2 - WWAN: Fibocom L850-GL and L830-EB Important updates: - Security ... New functions or enhancements: - Support of Fibocom L850-GL WWAN device (Note) Do not downgrade BIOS to the version before 1.14 with the Fibocom L850-GL WWAN device because system may not work ... by system interrupts when Thundrebolt is disabled in ThinkPad Setup - Security - I/O Port Access About ...