Pantum P3500 Series - Restore Factory Settings

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6.4. Restore Factory Settings
"Restore Factory Settings" is used to restore the default settings of the printer.
1) Press "Menu" to enter the Menu Settings interface.
2) Press "OK" to select the "1.System Setting" option.
3) Press direction key "▲" or "▼" to select the "4.Restore Set" option and press "OK".