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Constant restarts: Several LEDs flash

The FRITZ!Box constantly restarts. When this happens, all or several LEDs flash continuously. The FRITZ!Box user interface cannot be opened and either all or individual FRITZ!Box functions do not work properly.

Important:If the FRITZ!Box restarts occasionally, proceed as described in this guide.

Simply proceed as described below. After each measure, check whether the problem is solved.

1 Restarting the FRITZ!Box

  1. Unplug the FRITZ!Box for 5 seconds.

    Note:The FRITZ!Box settings are retained when you unplug it. The restart takes about 2 minutes. During this time, you cannot access the FRITZ!Box.

2 Using the correct power supply unit

One of the most common causes of error is the use of an unsuitable power adapter for the FRITZ!Box:

  1. Use a suitable power adapter to plug in your FRITZ!Box.

3 Resetting the FRITZ!Box

If the problem still occurs, the FRITZ!Box is in an error state:

  1. Use the recovery tool to reset the FRITZ!Box.