Before You Connect the FRITZ!Box
FRITZ!Box 4020 13
3 Before You Connect the FRITZ!Box
• Read the security instructions on page 6.
• Check the contents of your FRITZ!Box package. See page 13 to find
out what is included in the package.
• Make sure that the requirements for operating the FRITZ!Box have
been met; see page 13.
• Read the handling instructions for your FRITZ!Box on page 14
• Note the tips for passwords on page 15.
3.1 Contents of the FRITZ!Box Package
• FRITZ!Box 4020
• one power supply unit
• one network cable
• one quick guide
3.2 Requirements for Operation
In order to operate the FRITZ!Box, you must have the follow-
ing:
• an up-to-date web browser
Some of the FRITZ!Box functions can be used only with a
web browser that supports HTML5, for instance Firefox
version 17 or higher, Internet Explorer version 9 or high-
er, or Google Chrome version 23 or higher.
• for the Internet connection:
one Internet connection with a modem or router
• for the wireless LAN connection to tablets, smartphones
and computers:
Tablets, smartphones or computers that support wire-
less LAN compliant with IEEE 802.11n, IEEE 802.11g or
IEEE 802.11b. Computers that do not have wireless LAN