Diagnostics

Step-by-step instructions on how to check the list of devices connected to your router using the web interface, app, or commands. Find out the MAC addresses, IP addresses, and device names.

Step-by-step instructions on how to check the list of devices on your Wi-Fi network using your router, apps, and commands. Find unauthorized connections and protect your internet.

Step-by-step instructions for resetting Wi-Fi in Ubuntu 22.04/20.04 using the terminal, GUI, and NetworkManager. We'll troubleshoot connection errors and optimize the network.

Learn how to determine if Wi-Fi channels are clogged on Windows, Android, iOS, and your router. Step-by-step instructions with photos, frequency tables, and tips for choosing a clear channel are included.

Step-by-step instructions for checking your data balance, account balance, and Wi-Fi connection status. Methods for TP-Link, Keenetic, Rostelecom, MTS, and others.

Find out how many gadgets are connected to your Wi-Fi network: via your router, mobile apps, or dedicated software. Step-by-step instructions for TP-Link, ASUS, Keenetic, and other models.

Find out how many devices are connected to your Wi-Fi network via a router, app, or command line. Step-by-step instructions for TP-Link, ASUS, Keenetic, and others.

A detailed guide to troubleshooting Wi-Fi on the Mercury 185F: checking the connection, setting up the network, and troubleshooting. We'll cover network parameters, signal testing, and common issues.

A step-by-step guide to scanning Wi-Fi networks on your smartphone: from standard tools to professional apps. Learn how to check signal strength, find hidden networks, and diagnose connection issues.

Step-by-step instructions on how to determine the Wi-Fi frequency (2.4 or 5 GHz) on a Windows, macOS, or Linux laptop. Methods include settings, the command line, and third-party programs.

Step-by-step instructions on how to determine the internal and external IP addresses of a Wi-Fi network on any device. Methods for PCs, smartphones, and routers, with explanations.

Not sure which router is broadcasting your Wi-Fi? Learn how to identify your router model using settings, labels, mobile apps, and specialized utilities. Step-by-step instructions + compatibility chart.

Not sure if your laptop has Wi-Fi? Learn how to quickly check for wireless connectivity on Windows, macOS, and Linux—without software or disassembling the device.

Not sure if your PC has Wi-Fi? Learn how to check for wireless connectivity in Windows, Linux, and macOS—without disassembling the case. Step-by-step instructions with photos and diagnostic tips.

Step-by-step instructions: how to find out if your PC or laptop has a Wi-Fi adapter. Checking through Windows, BIOS, command prompt, and physical inspection. Works on Windows 10/11 and older versions.

A detailed analysis of the location and appearance of the Wi-Fi module in Lenovo laptops. Photos, diagrams, and diagnostic and replacement tips are included.

How to replace the Wi-Fi adapter in a Dell laptop yourself: choosing a compatible module, disassembling, installing, and configuring. Suitable for Inspiron, XPS, Latitude, and Vostro models.

Why isn't my all-in-one PC receiving Wi-Fi, and how can I restore the network connection? Step-by-step instructions, diagnostics, and solutions for Windows, macOS, and Linux.

Has your Wi-Fi connection suddenly disappeared? We'll explore the causes and provide step-by-step instructions for restoring your connection on Windows, macOS, and Linux. From simple solutions to hidden router settings.

Is your tablet's Wi-Fi disconnecting by itself? We'll explore hardware and software issues, from router malfunctions to Android/iPadOS errors. Step-by-step instructions + diagnostic chart.

Is your router's Wi-Fi not providing internet or losing signal? We'll explore 15 possible causes and provide step-by-step instructions for restoring your network. From overheating to resetting settings, we'll cover all the solutions with photos and videos.

We'll figure out why Wi-Fi has been disabled on my Sberbank debit card with the Mir payment system and how to restore contactless payments via NFC. Step-by-step instructions and common errors.

Why won't my laptop connect to Wi-Fi, even though my phone works? We'll explore 10 possible causes and provide step-by-step troubleshooting instructions. We'll also check drivers, configure router settings, and troubleshoot Windows and macOS.

Is your laptop not finding Wi-Fi? We'll explore hardware and software issues, from drivers to router settings. Step-by-step instructions for Windows 10/11, macOS, and Linux.

Is your laptop not finding your Wi-Fi router in Windows 7? We'll explore the causes and provide step-by-step instructions for restoring the connection without calling a technician.

Setting up an OBD2 WiFi adapter on Android: selecting a model, connecting to a car, installing apps, and diagnosing errors. Working diagrams for ELM327, Vgate, and OBDLink.

Is your laptop's Wi-Fi connection loading slowly? We'll explore the real causes, from router settings to adapter drivers. Step-by-step instructions + FAQ.

Has your Wi-Fi suddenly disconnected? We'll explore the possible causes, from router malfunctions to interference from neighbors. Step-by-step instructions for restoring the connection.

Is your Lenovo computer not finding Wi-Fi networks? We'll explore hardware and software issues, check your drivers, BIOS, and router settings, and provide step-by-step instructions with photos and videos.

Why does Windows show "No network access" even though Wi-Fi is connected? We'll explore hardware failures, router settings, and drivers. Step-by-step instructions + FAQ.