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o2 Router: wireless key change - so it works

  • Jan 07, 2026
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If you want to change your o2 Router your Wi-Fi key that we show you in this practice tip, how to do that.

Wi-Fi key in o2 & Alice routers to change – so you need to proceed

  1. Call in your Browser the address "192.168.1.1" and if necessary, enter your password.
  2. Click the links in the menu on the "home network" and then "Wi-Fi".
  3. In the field "WPA key between 8 and 63 characters:" the pre-installed Wi-Fi key. Delete this out of the box, and enter your personal key in there. This should contain at least 8 and at most 63 characters, and Uppercase and lowercase letters as well as numbers.
  4. Once you are done, apply the settings by clicking on "Save". Note that you must set all of your wifi devices to the new password.
Wi-Fi key in the o2 Router change
In a further practical tip we will show you how to get your o2 Voicemail off.

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