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Routers / Ubiquiti

Ubiquiti EdgeRouter 4 (ER-4)

Default access and factory-reset steps, cited to the manufacturer.

For regaining access to a router you own or administer. If you didn't set it up, ask whoever did.
Login address
http://192.168.1.1
Gateway IP
192.168.1.1
Username
ubnt
Password
ubnt

4-port Gigabit Ethernet router plus one SFP port, EdgeOS on a 1 GHz dual-core CPU with hardware offload, no Wi-Fi. Genuine static ubnt/ubnt out of the box; eth0 is preset to a static 192.168.1.1.

Factory reset

With the router running, press and hold the recessed Reset button until the interface LEDs flash and the unit reboots to defaults. Connect to eth0, browse to https://192.168.1.1, enter ubnt/ubnt, and accept the licence agreement.

Source: Ubiquiti EdgeRouter ER-4 Quick Start Guide (official)verified · updated 2026-07-14