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Zyxel USG FLEX 50H default password & login IP

The Zyxel USG FLEX 50H default login is admin / 1234 at http://192.168.168.1.

For regaining access to a router you own or administer. If you didn't set it up, ask whoever did.
Login address
http://192.168.168.1
Gateway IP
192.168.168.1
Username
admin
Password
1234

Compact UOS-based security gateway/firewall (USG FLEX H series) — Zyxel's newest gateway line, distinct from the older ZyWALL-based USG FLEX and from the NWA-series access points already covered. Official user guide cover page: 'Login IP Address https://192.168.168.1 / User Name admin / Password See Zyxel Device label or 1234.'

Factory reset

Press the RESET button for more than 5 seconds to restore factory defaults, then browse to https://192.168.168.1 and log in with admin/1234 (or the password on the device label, if present); a new password is forced immediately after.

More Zyxel models

Source: Zyxel USG FLEX H Series User's Guide V1.30 Ed1 — download.zyxel.com (official)verified · updated 2026-09-07

FAQ

What is the default password for the Zyxel USG FLEX 50H?
The Zyxel USG FLEX 50H default login is admin / 1234 at http://192.168.168.1.
What is the default login IP for the Zyxel USG FLEX 50H?
The Zyxel USG FLEX 50H default login IP is 192.168.168.1 — open http://192.168.168.1 in a browser on the router's own network.
What is the default username for the Zyxel USG FLEX 50H?
The Zyxel USG FLEX 50H default admin username is admin. The matching default password is 1234.
How do I factory-reset the Zyxel USG FLEX 50H?
Press the RESET button for more than 5 seconds to restore factory defaults, then browse to https://192.168.168.1 and log in with admin/1234 (or the password on the device label, if present); a new password is forced immediately after.

Verification history (45)

Every time we've checked this model's default credentials, oldest first — including when nothing changed. Absence of change over time is itself the evidence.

  1. 2026-07-27First verified· static
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  2. 2026-07-27Re-verified, unchanged· static
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  3. 2026-07-27Re-verified, unchanged· static
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  4. 2026-07-27Re-verified, unchanged· static
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  5. 2026-07-28Re-verified, unchanged· static
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  12. 2026-07-30Re-verified, unchanged· static
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  17. 2026-07-31Re-verified, unchanged· static
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  18. 2026-08-02Re-verified, unchanged· static
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  19. 2026-08-04Re-verified, unchanged· static
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  20. 2026-08-04Re-verified, unchanged· static
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  30. 2026-08-12Re-verified, unchanged· static
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  31. 2026-08-12Re-verified, unchanged· static
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  32. 2026-08-16Re-verified, unchanged· static
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  36. 2026-08-24Re-verified, unchanged· static
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  37. 2026-08-24Re-verified, unchanged· static
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  38. 2026-08-27Re-verified, unchanged· static
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  39. 2026-08-31Re-verified, unchanged· static
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  40. 2026-08-31Re-verified, unchanged· static
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  41. 2026-09-04Re-verified, unchanged· static
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  42. 2026-09-04Re-verified, unchanged· static
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  43. 2026-09-06Re-verified, unchanged· static
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  44. 2026-09-06Re-verified, unchanged· static
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  45. 2026-09-07Re-verified, unchanged· static
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