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Internet

From 1/11/2024 – Using your own modem (which is not supported by FASTfiber).
How do I improve my Wi-Fi signal?
Advantages of Fiber vs. Copper (Cable and DSL)
Where can I find the UTAC number?
What do I need for fiber?
How do I install my FRITZ!Box 7530, purchased from FASTfiber.
Using my own internet modem/router, not purchased from FASTfiber
How can I configure the BBOX3(v+) for use with FASTfiber
Mesh Wi-Fi bundle
How to connect the FRITZ!Repeater to your FRITZ!Box
How long does it take to activate my fiber internet?
What is a fiber socket?
What is a fiber modem (ONT)?
How do I properly test my internet speed
What is DLM ?
What affects the internet speed

Paying

How can I pay my invoice?
When does the subscription billing for my services start?
Your first and next invoice charge

Mobile

Extend the time before the call goes to my voicemail, or to another phone number.
Change the language of my voicemail
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How long are my voicemail messages kept?
Forward calls
Other mobile codes
Which mobile network does FASTfiber use?
Mobile internet/data settings
Change settings
Activate SIM card
How do I avoid roaming charges for voicemail messages?
5G

Fixed telephony

What if I have already canceled my fixed telephone number with my previous provider.
How long does it take before my fixednumber is taken over by FASTfiber

TV

How do I activate my APP TV subscription?
How can I watch TV via APP TV?
Record programs / Restart and replay

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Which mobile network does FASTfiber use?

FASTfiber mobile uses the Telenet / Base network.

Updated on 26/01/2023

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