Do you have a question about the Fritz! 4020 Box and is the answer not in the manual?
Overview of the device's physical ports, interfaces, buttons, and LEDs.
Describes physical ports and their connection functions.
Step-by-step instructions for connecting the device to a power source.
Explains how to establish an internet connection for the FRITZ!Box.
Details connecting a computer to the FRITZ!Box using a network cable.
Step-by-step guide to establishing wireless LAN connections using WPS.
Provides instructions on how to access the FRITZ!Box's web interface.
Explains the two methods for password protection.
Details how to use the FRITZ!Box password for access.
Describes how to configure and manage FRITZ!Box user accounts with specific rights.
Provides steps if a password is forgotten and how to recover access.
Explains how to set up the connection via cable modem or router.
Details setup for DSL, VDSL, or fiber optic connections.
Describes how to configure the FRITZ!Box as an IP client.
Explains how to connect to the internet via wireless LAN.
Describes how to set up access profiles for internet usage and content filtering.
Explains how to allow external access to computers on the network via port forwarding.
Explains how to use dynamic DNS for consistent access via a domain name.
Details remote access methods using secure internet protocols.
Describes how to set up secure remote access using VPN connections.
Guides on setting up and registering with the MyFRITZ! service for remote access.
Explains how to access the FRITZ!Box remotely via MyFRITZ! in a web browser or app.
Guides on using a wizard to back up FRITZ!Box settings.
Explains how to restore settings from a backup file, overwriting current configurations.