How to hard reset ZyXEL Prestige 660RU-T1

In order to factory reset your ZyXEL Prestige 660RU-T1:

1. Power on your device.
2. Locate the Reset pinhole on the bottom of the unit.
3. Press with a paperclip or a sharp object for at least 5 seconds.

The default factory settings are:


Default IP address: 192.168.1.1
Default username: blank
Default password: 1234

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