⚫ Figure 1-197
⚫ Step 2 Restore the settings.
⚫ Select the settings that you want to restore, and then click Apply. The system starts restoring the selected
settings.
⚫ Click Factory Default, and then click OK. The system starts restoring the whole settings.
1.10.4.4 System Update
1.10.4.4.1 Upgrading File
⚫ Step 1 Insert a USB storage device containing the upgrade files into the USB port of the Device.
Step 2 Select Main Menu > OPERATION > SYSTEM MAINTAIN > UPGRADE.
⚫ The UPGRADE interface is displayed. See Figure 1-198.
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