222 Keysig ht N9923-90001 User’s GuideSystem SettingsSystem ConfigurationSystem ConfigurationOptions (Licensing)You can view and install options on your FieldFox. To see a comprehensive listof the options that are available, view the FieldFox Configuration Guide at:http://literature.cdn.keysight.com/litweb/pdf/5990-9836EN.pdfHow to view the Installed Options— Press System 7— Then System Configuration— Then Options (Licensing)— Then Show OptionsThe currently installed options are listed.How to Install OptionsA.lic file must already be on a USB Flash Drive. To learn how to obtain a.lic file,visit: http://www.keysight.com/find/softwarelicenseInsert the USB Flash Drive in the FieldFox.— Press System 7— Then System Configuration— Then Options— Then Install Options The FieldFox reads, validates, then installs the options.— Press and hold the power button to shut down, then restart the FieldFox.How to Delete ALL OptionsDeleting individual options is NOT supported.— Press System 7— Then System Configuration— Then Options— Then Advanced— Then Delete All OptionsAfter a warning message, all options on the FieldFox are deleted.Delete All CFG Options is to be used by Service Personnel ONLY.