Fix dropping internet, weak Wi-Fi, DNS, VPN and local network issues, and set up routers, Ethernet cables and shared folders.
Red LOS light, blinking PON, red internet light or a router that restarts on its own: here’s what each signal usually means on a fiber modem and on a router, what you can fix at home and when to call your internet provider.
Does your internet drop and come back on its own? Find out whether Wi-Fi, Windows or your provider is to blame — using Windows’ own disconnection report — and fix it for good.
Wi-Fi 7 is the fastest, but it only makes a difference if your devices support it too. Compare Wi-Fi 5, 6, 6E and 7, see how to find out which standard your PC uses and which router makes sense for home and office.
Wi-Fi connects, but websites won’t load and troubleshooting says the DNS server isn’t responding. Here’s how to fix it in minutes — from restarting the router to switching DNS.
Cat5e already delivers 1 Gbps up to 100 meters, enough for most homes and offices. Here’s when Cat6 or Cat6a is worth it, how to identify a cable, why to avoid fake copper cables, and how to check your speed in Windows.
What changes between HTTP and HTTPS, what the browser padlock guarantees (and what it doesn’t), and how to enable HTTPS on your website the right way.
Router placement, channels, 2.4 vs 5 GHz, extender or mesh: what actually improves Wi-Fi, and how to measure the signal in Windows before and after.
