πŸ”§

Diagnostics

Why the internet isn't working, low speed, connection drops, and how to fix them. Β· p. 117/168

πŸ”§
How to Check Your Wi-Fi Router Speed: Tests and Analysis
A detailed guide on how to check your router's internet speed. Cable and over-the-air testing methods, bottleneck analysis, and troubleshooting.
⏱ 9 min
πŸ”§
How to check Wi-Fi hotspot speed: methods and programs
A comprehensive guide to testing your Wi-Fi router speed. Learn how to measure your network's actual throughput, select an app, and eliminate interference.
⏱ 10 min
πŸ”§
How to check your Wi-Fi router speed: testing and optimization
A complete guide: how to measure your router's actual Wi-Fi speed. The best online services, mobile apps, and signal loss analysis for home use.
⏱ 11 min
πŸ”§
How to Use a Wi-Fi Analyzer: A Complete Guide
A detailed guide to using a Wi-Fi network analyzer. Selecting a program, interpreting readings, configuring your router, and eliminating interference.
⏱ 11 min
πŸ”§
How to Scan WiFi Networks: The Best Programs for PC and Android
A complete guide to scanning WiFi networks. A review of utilities for Windows, Linux, and Android. Channel analysis, detection of hidden networks, and interference diagnostics.
⏱ 12 min
πŸ”§
How to find out which WiFi module is in a Linux laptop: a complete guide
A detailed guide to identifying your WiFi adapter model in Linux. Use the lspci, lsusb, and lshw commands, as well as dmesg log analysis, for accurate hardware diagnostics.
⏱ 10 min
πŸ”§
How to Check WiFi Adapter Bandwidth: 5 Ways
Find out the real speed of your WiFi adapter. Check standards, frequency, and channel width in Windows. Optimize your network for maximum speed.
⏱ 10 min
πŸ”§
How to check your Dom.ru internet speed: checking your WiFi router
Detailed instructions: how to check your Dom.ru internet speed via WiFi. Online tests, router analysis, troubleshooting, and real-world plan performance.
⏱ 9 min
πŸ”§
What does a Lenovo laptop's Wi-Fi module look like: photos and diagrams
A detailed look at the Wi-Fi modules in Lenovo laptops. Photos, dimensions, antenna connector types, and board locations inside the case.
⏱ 12 min
πŸ”§
Why Wi-Fi in the Metro Failed: Causes and Solutions
Why did the Wi-Fi disappear in the metro? We explore the technical reasons for the outage, SIM card issues, and ways to maintain connection in the subway.
⏱ 9 min
πŸ”§
New Laptop Won't Connect to Wi-Fi: Causes and Solution
Bought a laptop, but it can't connect to your home Wi-Fi? We'll cover common driver errors, router settings, and frequency bands in this detailed guide.
⏱ 10 min
πŸ”§
OBD Scan KingBolen WiFi: How to use the scanner and setup
A complete guide to the KingBolen WiFi OBD Scan: how to connect, configure, and diagnose your car. App reviews, error codes, and troubleshooting.
⏱ 12 min
πŸ”§
No Wi-Fi Internet Access on My Phone: Causes and Solutions
Why is my phone connected to Wi-Fi, but the internet isn't working? A complete guide to troubleshooting DNS, IP address, and router settings.
⏱ 9 min
πŸ”§
Rostelecom Wi-Fi not working: causes and solutions
Why isn't Wi-Fi working on my smartphone, but everything works fine on my PC? A full breakdown of issues with Rostelecom routers, DNS settings, frequencies, and drivers.
⏱ 10 min
πŸ”§
Why Kazakhtelecom's Wi-Fi isn't working: reasons and solutions
No internet from Kazakhtelecom? A full breakdown of the causes: from router issues to line interruptions. How to diagnose and fix the error yourself.
⏱ 10 min
πŸ”§
Why Messengers Don't Work Over Wi-Fi: Causes and Solutions
WhatsApp and Telegram won't load on Wi-Fi? We'll explore the causes of blocks, DNS errors, and proxy settings. Full instructions on how to restore connection.
⏱ 11 min
πŸ”§
Why the Wi-Fi hotspot isn't visible: causes and solutions
Is your phone not detecting your Wi-Fi network? We'll explore the causes of hidden access points, router errors, channel settings, and hidden SSIDs. Full instructions.
⏱ 10 min
πŸ”§
No Internet on Laptop via WiFi: Causes and Solutions
Why is my laptop connected to WiFi but there's no internet? A complete guide to troubleshooting DNS errors, drivers, and router settings. Effective network recovery methods.
⏱ 10 min
πŸ”§
My laptop can't see my WiFi, but it can see other networks: causes and solutions
Is your laptop unable to detect your home WiFi network, but can see neighboring networks? Find out the causes: channels, region, and drivers. Detailed instructions on how to fix the error.
⏱ 10 min
πŸ”§
Why Wi-Fi is slow on my phone at home: causes and solutions
We'll explore why Wi-Fi reception on your smartphone is slow or poor. We'll also explore effective ways to troubleshoot router, settings, and signal issues.
⏱ 9 min
πŸ”§
Why Wi-Fi Drops on My Phone: Causes and Solutions
An analysis of the causes of Wi-Fi outages on smartphones. How to fix constant connection drops, configure your router, and check Android and iOS settings.
⏱ 8 ​​min
πŸ”§
Wi-Fi with a question mark on your phone: causes and solutions
Why is there an exclamation point on my Wi-Fi? A complete breakdown of connection errors on Android and iPhone. Solutions for IP, DNS, and router issues.
⏱ 10 min
πŸ”§
How to Analyze WiFi Traffic: A Complete Guide to Sniffers
Professional WiFi traffic analysis for network diagnostics. The best programs, packet interception methods, and data decryption in 2026.
⏱ 10 min
πŸ”§
How to Test Wi-Fi: A Complete Guide
Learn how to test your Wi-Fi network for speed, stability, and packet loss. Professional diagnostic tools and methods.
⏱ 9 min
πŸ”§
How to Check Wi-Fi Speed: Accurate Methods and Tests
Learn how to test your Wi-Fi network speed. We'll cover services, software for PCs and smartphones, and the impact of interference and frequencies on actual throughput.
⏱ 13 min
πŸ”§
How to find out the WiFi adapter chip model: accurate methods
Detailed instructions on how to identify your WiFi adapter chip model in Windows and Linux. Commands, utilities, and hardware ID analysis for driver selection.
⏱ 11 min
πŸ”§
How to Check WiFi Signal Strength: Accurate Methods and dBm
Learn how to measure WiFi signal strength in dBm on Windows, Android, and iOS. We'll also explore programs, commands, and causes of poor reception.
⏱ 9 min
πŸ”§
What a Wi-Fi Wave Looks Like: Visualization and Signal Physics
Find out what a Wi-Fi wave actually looks like. Explore radio wave shapes, polarization, and methods for visualizing the invisible signal.
⏱ 10 min
πŸ”§
MacBook Won't Connect to Wi-Fi: Causes and Solutions
Detailed instructions for troubleshooting your MacBook that won't connect to Wi-Fi. Reset network settings, analyze DNS, update macOS, and troubleshoot hardware issues.
⏱ 11 min
πŸ”§
Where is the Wi-Fi module in an ASUS laptop: finding and replacing it
A detailed guide to finding the Wi-Fi module in ASUS laptops. Locations across different series, signs of failure, and adapter replacement tips.
⏱ 9 min