The qcser.inf file is a plain-text script used by the Windows Device Manager to install the .
Hold the Shift key while clicking in the Windows Start Menu. qualcomm qcser.inf
: Some older Qualcomm driver packages are not digitally signed for newer versions of Windows 10 or Windows 11. If the installation fails due to signing restrictions, restart Windows in Advanced Startup mode and select Disable driver signature enforcement before retrying the installation. Structure of the qcser.inf File (Technical Overview) The qcser