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When you restart the application and log in, first go to Configuration>Settings>Payment Gateway and select your payment gateway from the drop down selection. It should populate with current settings if they were set up on the CAS, otherwise they need to be re-entered in the POS (or CAS) if not displayed. Gift Card settings should also we verified, by going to Configuration>Settings>Gift Cards and selecting the vendor (Zivo or STS), this should populate with the current settings.
Note: The POS application should be closed on a daily basis and should not be allowed to remain open/accessible for periods of time where it is not in use and not manned by the user.
The following process needs to be followed if downloading the application on hardware with Windows 7 configurations.