Dynabook Portege PT253A-008001 Sierra Wireless AirCard Utility 6.0.4230.8402 for Windows 10 64-bit Feb 25, 2024
... the files needed for installing the Desktop Assist utility. If your computer is currently running an older version of this utility, updating may fix problems, add new functions, or expand existing ones. Even though other OSes might be compatible, we do not recommend applying this ...