Dynabook Portege PT261U-0JF0312 Sierra LTE Modem Driver 6.14.4316.0602 for Windows 10 64-bit May 10, 2024
... the files needed for installing the LTE Modem driver. If your computer is currently running an older version of this driver, updating may fix problems, add new functions, or expand existing ones. Even though other OSes might be compatible, we do not recommend applying this ...