
Problem
Cause
Solution
Path name in-
correct
Open the user interface by enter-
ing its complete address (
instead of fritz.box).
FRITZ!Box has
crashed
Remove the FRITZ!Box from the
power mains and restart the
FRITZ!Box again after about five
seconds.
Cache is full
Empty the cache of your web
browser.
For more information on this, see
the help of your web browser.
Proxy config-
uration does
not allow the
FRITZ!Box ad-
dress
If a proxy server is enabled in your
web browser, the address of the
FRITZ!Box must be entered as an
exception. Check your web brows-
er settings.
For more information on this, see
the help of your web browser.
Computer is not
configured to ob-
tain IP address
automatically
On your computer, enable the
setting “Obtain an IP address
automatically” for the network
adapter used to connect to the
FRITZ!Box .
For more information, see the
documentation by the manufac-
turer of your operating system.
User interface
does not open
Forgot
FRITZ!Box pass-
word
Restore factory settings to the
FRITZ!Box (
FRITZ!Box 5530 Fiber
221
Malfunctions
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