QNO QVF7411, User Manual

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14.3 Configration Backup
Import Configuration File
：
This feature allows users to integrate all backup content of parameter settings into the device. Before
upgrade, confirm all information about the software version. Select and browse the backup parameter file:
"config.exp." Select the file and click "Import" to import the file.
Export Configuration File
：
This feature allows users to backup all parameter settings. Click "Export" and select the location to save the
"config.exp" file.