the utility usb_modeswitch is available in our repos, simply start Synaptic (package manager), click on Reload, Mark all updates, Search [usb_modeswitch], select the two packages, click Apply and Apply.
then try to follow the link you posted, remember that PCLinuxOS doesn't use sudo
, instead before to use commands that would require sudo, simply type su
(or "su -
", depending on current setup of LXDE), followed by your root password, then type the required commands.