Connectivity

Starlink Users to Pay More: Satellite Internet Provider to Raise All Prices Starting June 2026

Russian hackers are targeting routers, compromising data by exploiting security vulnerabilities. TP-Link devices are particularly affected.

According to Vodafone, spam calls are particularly frequent on Wednesdays. Here's why the risk increases and how to protect yourself.

Vodafone's Ultra Hub 7 is its first proprietary router for fiber-optic connections and supports WiFi 7. TECHBOOK provides an overview.

During a raid concerning potential bribery in fiber-optic expansion, numerous properties of a Telekom subsidiary were searched.

While they are supposed to provide fast internet, fiber optic cables could also be used for espionage, experts now say.

Can the internet simply be shut down? TECHBOOK explains why this is technically and legally nearly impossible in Germany.

New Fritzboxes Lose Repeater Mode: Fritz! (formerly AVM) Explains the Reasons and When the Feature Might Return

Fritz!OS 8.25 Fixes Wi-Fi Issues and Speed Losses: These Routers Get the Update First

New U.S. regulation bans foreign routers. Users and manufacturers face significant challenges.

Trump's private cell phone number is reportedly making the rounds in Washington. Why the direct line to the president is causing a stir.

Fritzboxes are considered reliable and fast routers. However, it's not widely known that there is a hidden power mode for increased speed.

Cloudflare, AWS, and Azure form the backbone of the Internet: Why outages are felt worldwide—and what can help.

With the update to Fritz!OS 8.22, Fritz! resolves speed issues on four Fritzbox models.

Fritz unveils new routers with Wi-Fi 7, 5G, and fiber optics at MWC 2026. TECHBOOK shows key models at a glance.

When Alexander Graham Bell registered his telephone on February 14, 1876, no one could have predicted how fundamentally this technology would change the world.

The update to FritzOS 8.2x appears to slow down the internet. The Fritzbox 5690 Pro and 7690 are particularly affected.

The Fritzbox 7632 offers Wi-Fi 7, G.fast up to 1,000 Mbps, and smart home features for DSL and fiber-optic connections.

The Fritzbox has a hidden setting for packet acceleration. This enhances performance for gaming and streaming.

LibreWolf protects against tracking and fingerprinting. How secure is the browser really? All details and functions at a glance.

Mannesmann launched the D2 network in 1992 as a mobile communications pioneer in Germany. The beginning of a new era in communication.

If the phone rings and an unknown number calls, be skeptical. This is because scammers want you to say a certain word over the phone.

Gain an insight into an era when mobile networks were just being established in Germany and mobile telephony was still in its infancy.

If the network is overloaded on New Year's Eve, New Year's wishes won't go through via phone or messenger. But what can you do to ensure they still get delivered?

Hate postings, online fraud, and sexual offenses on the internet have been troubling for years. Now, a new effort is being launched to combat them.

Fritzbox routers send diagnostic data to the manufacturer, Fritz!. But what information is transmitted, and how can it be turned off?

Starting in 2026, roaming charges will be eliminated in Ukraine and Moldova. Travelers will be able to make calls and use the internet there just like in the EU.

If you own a Fritzbox from Fritz!, you can precisely measure your internet upload and download speeds without a speed test. Here's how.

The Federal Network Agency must reallocate the 5G frequencies. A court ruled the 2019 allocation invalid. The decision has consequences.