HP Point of Sale (POS) Peripherals Configuration Guide

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After clicking the “SAVE” button you will be prompted to confirm that you want
to make the changes, click on “YES” to make the changes:
Once you have confirmed you want to make the changes the utility will refresh
and close all the device trees. When one re-opens the particular tree that was
changed, the device name that was changed is now highlighted (if you exit and
re-open the application the device name will not be highlighted):