Diagnostics

Why does my iPhone keep disconnecting from Wi-Fi at home? We explore hardware and software causes, as well as router and iOS settings that can help stabilize the connection.

What to do if Wi-Fi isn't working on your phone, laptop, or TV? Step-by-step instructions for diagnosing and troubleshooting network issues.

Step-by-step instructions for setting up the ELM327 WiFi adapter for car diagnostics via Android: selecting software, connecting, reading errors, and decoding codes.

A step-by-step guide to troubleshooting the "Localizable Strings Wi-Fi" error on your iMac. Causes, fixes, and prevention of wireless network issues.

Why does my device say there's no internet even though Wi-Fi is connected? We'll explore the causes, from DNS errors to router errors, and provide step-by-step instructions for fixing them.

Can't connect to Wi-Fi on your Samsung? Learn how to fix the authentication error in 5 minutes. Step-by-step instructions for all smartphone and tablet models.

A step-by-step guide on how to measure your actual Wi-Fi speed on your phone, PC, or TV. A comparison of services, troubleshooting tips, and a table of normal values.

A step-by-step guide on how to measure your actual Wi-Fi internet speed on Android and iPhone. Free apps, built-in tests, and tips for accurate measurements.

Learn how to measure Wi-Fi signal strength on your phone, computer, and router. Step-by-step instructions, normal readings, and ways to boost your network.

Step-by-step instructions for identifying a Wi-Fi adapter on a PC/laptop: using Windows, BIOS, command line, and physical inspection. Comparison of methods + FAQ.

Is your Wi-Fi router's fiber optic cable broken? Learn how to repair the fiber optic cable yourself without losing speed. Instructions, tools, and mistakes to avoid are included.

A detailed guide on connecting a wireless endoscope to an Android and iOS smartphone. Selecting apps, setting up a network, and troubleshooting.

Learn how to properly measure Wi-Fi speed on your phone, PC, and router. Methods include apps, online services, and professional tools, plus a table of normal values.

Learn how to accurately measure your router's Wi-Fi signal strength using your phone, PC, or specialized software. Step-by-step instructions for Android, iOS, Windows, and macOS explain dBm values ​​and percentages.

Not sure if your computer has built-in Wi-Fi? Learn how to check for the adapter using Device Manager, Command Prompt, and BIOS. Step-by-step instructions for Windows 7/10/11 and laptops of all brands.

Learn how to view your Wi-Fi connection and request history on your router, phone, or PC. Step-by-step instructions for different devices and router models.

Step-by-step instructions on how to check the list of devices on your Wi-Fi network from Android or iPhone. Methods include router-free access, apps, and settings.

Step-by-step instructions on how to check the list of devices on your Wi-Fi network from a Windows 10/11 PC, using a router, or third-party software. Methods for both beginners and advanced users.

Step-by-step instructions: 5 ways to find out the number of devices connected to your router. Checking via the web interface, app, and command line.

Step-by-step instructions on how to find out who's connected to your Wi-Fi using your iPhone. Methods include router-free access, using iOS apps and settings.

Learn how to check the list of devices connected to your Wi-Fi router using the web interface, mobile app, or commands. Step-by-step instructions for TP-Link, ASUS, Keenetic, and other models.

Step-by-step instructions: how to independently diagnose your router, check your Wi-Fi signal, troubleshoot problems, and avoid setup errors. These methods work for all 2026-2027 models.

Learn how to accurately measure Wi-Fi signal strength on your iPhone without apps, using hidden iOS features and third-party tools. Step-by-step instructions + signal strength chart.

A step-by-step guide to diagnosing your Beeline Wi-Fi router: from indicators to speed. Learn how to identify problems and fix them yourself.

Step-by-step instructions on how to identify the chip model in a Wi-Fi adapter on a PC, laptop, or USB dongle. Methods for Windows, Linux, and macOS + a table of popular chips.

Why isn't my Rostelecom Wi-Fi working? We diagnose issues with your router, provider, and settings. Step-by-step instructions for restoring your internet connection.

Find out your real Wi-Fi speed on your Android/iOS smartphone: app tests, router settings, and hidden features. Step-by-step instructions + a table of normal values.

Not sure how to find out if you're running low on Wi-Fi? We'll cover all the ways to check your balance for home and mobile internet, from your personal account to USSD commands.

We'll explore what the Wi-Fi icon looks like on different devices, from standard icons to hidden indicators. We'll learn how to differentiate signal strength and connection types.

Wi-Fi disappeared from the taskbar or isn't picking up any networks? We'll explore hardware and software issues, check your drivers, router, and Windows settings. Step-by-step instructions + FAQ.