WIFI

Import Ban! Router Ban in the U.S. Turns Global Market Upside Down

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

MWC 2026 Fritz! Unveils New Routers, Repeaters and Wi-Fi 7 Technology

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

The Fritzbox reveals the current speed of the internet connection.

Without Speed Test Fritzbox Displays Internet Connection Speed

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

Researchers Warn How Easily Wi-Fi Can Become a Spy

Wi-Fi networks can monitor people—researchers have called for encryption protection in new standards.

Sometimes, a double Wi-Fi icon appears on the smartphone's status bar.

Confusion on the Display What the Double Wi-Fi Symbol on Your Phone Really Means

Android Suddenly Shows a Second Wi-Fi Icon? Understanding Dual Wi-Fi Technology and When It’s Worth It

If you don't want strangers to find your network, you can make your Wi-Fi invisible.

Invisible Network With This Trick, No One Will Find Your Wi-Fi Anymore

To prevent unauthorized access to the home router and network, the Wi-Fi can be made invisible. TECHBOOK reveals how.

Deep within the settings of Samsung smartphones are useful Wi-Fi options hidden.

Find a Stable Connection Few Know About the Hidden Wi-Fi Menu on Samsung Smartphones

Samsung smartphones have practical tools for improving Wi-Fi, but you need to unlock them first. TECHBOOK explains how it works.

If the mobile network fails, you can make calls over Wi-Fi.

Connection Everywhere Calling Without Cellular Service: How Wi-Fi Calls Work

Wi-Fi calls are practical when mobile networks fail. They offer high call quality, are included in plans at no extra cost, and don't require an additional app.

Some iPhone users are experiencing Wi-Fi issues.

Bad Connection? Clever Trick Improves Wi-Fi Signal on iPhone

What to Do When All Devices Get a Stable Wi-Fi Signal Except the iPhone? Our Simple Trick Provides a Solution.

A woman working from home covers her face with her hands due to an error message on her laptop.

Guide Internet Disruption at Home? These 5 Tips Can Help

An internet outage at home can be really frustrating. TECHBOOK shares tips on how to get back online quickly.

Mesh Systems for Comprehensive Wi-Fi Coverage

Techbook Basics What Exactly Is a Wi-Fi Mesh Network?

With Wi-Fi mesh, issues with home internet range are expected to be a thing of the past. We explain what a mesh network is and how it works.