USB to RS-422 & RS-485 Adapter
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Figure 4.1
Two options are available to successfully install the device. Either a certified version of the driver can be
installed (if available) or the driver signing options can be changed to either warn or ignore to allow the
installation to complete.
To change the current driver signing setting, go to "Control Panel\System", click on the "Hardware" tab and
then click "Driver Signing". The desired signing option may then be selected.